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DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works

Transaction details

API
Transaction action

DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA ECIJA 2ND DE Award a ₱4.9M contract to SANDEX CONSTRUCTIONNational agencies

Transaction hash:
53eacad2d08b6bebc168a2930695f886e72e5a14068b552f431eb992f37dcbd1
Status:
Included and unchanged
Block:
#4,755 1,258 blocks after it
Position in block:
Transaction 874 of 2,810
Award day:
Mar 23, 2022 (4 yrs 7 mo ago)
From:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA ECIJA 2ND DE
To:
SANDEX CONSTRUCTION
Value:
₱4,897,734.64
Project:
21CF0152
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA ECIJA 2ND DE
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #4,755 signature valid Demo key, proves nothing about the governmentPublic key

Linked records: from budget to payment

Bill Sec. 5
  1. 1. Appropriation
    GAA line item · Sec. 5(b)
    DPWH lists the funding source as "Regular Infra - GAA 2021 LP", i.e. the FY2021 GAA. The exact UACS line is not given.
    Partly
    Open
  2. 2. Allotment release
    SARO / allotment · Sec. 5(c)(iii)
    Not published per project. DBM releases SAROs, but not linked to individual contracts.
    Not published
  3. 3. Cash allocation
    Notice of Cash Allocation · Sec. 5(c)(iv)
    Not published per project.
    Not published
  4. 4. Contract award
    Notice of Award (PhilGEPS) · Sec. 5(d)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA ECIJA 2ND DE awarded it to SANDEX CONSTRUCTION on 2022-03-23.
    Found
    Open
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21CF0152: Completed, 100% physical progress.
    Found
    Open
  6. 6. Payment
    Disbursement voucher · Sec. 5(c)(viii)
    Not published. No public source shows how much of this contract has been paid.
    Not published
  7. 7. Completion
    Certificate of completion · Sec. 5(d)
    DPWH marks the contract "Completed" (end 2022-06-03). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 partly. Under CADENA every step would be published within 7 working days and linked to this record.

Tamper test: try changing this record

Demo

Edit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.

  1. 1. Record fingerprint changed
    stored   53eacad2d0…7dcbd1now      …
  2. 2. Block Merkle root changed
    stored   63af5e405d…b418bbnow      …
  3. 3. Block #4755 hash changed
    stored   644c2530fa…dcbb1enow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (12 steps)

How this one record is tied to the block's Merkle root, without needing the other 2,809 records. Each step hashes the current value together with the sibling shown.

  1. leaf  53eacad2d08b6bebc168a2930695f886e72e5a14068b552f431eb992f37dcbd1
  2. 01 R 53eb552ddea0132eb32b8390db13e129489acfe83554378dcd78593b4a626ed1
  3. 02 L 3a80f43b7338b841aecbc944aba5243975e2623a7d1f86654e2124dca89f67aa
  4. 03 R 7c2987efa2c11b007663af0cd3c1629dd362da61c4278f7b46780f5008c2addb
  5. 04 L b0e1fcaa8a02ae62d33eec6e1924da55a235057466db5848afefd53416063a5c
  6. 05 R 02c8a203097df2607bfac45d4a2c2ec699c97aa35ad4e6db14db2d68e00096ae
  7. 06 L 2f6079f7d96d6d30db80d28df968744853a7253fd1510ac5dc29cf9275e5c03e
  8. 07 L 4528476e73d36f0ed54b31941bd704744475909e965c5e4fee82822417bc6c24
  9. 08 R 7c68275d411a0da6b24a04206c93881311f51f23d0d08ab40e4be12c9b075cd8
  10. 09 L e5eaa68f8446e7ea50467da23be767658e9a134c78172fddbe84123a52aa5d7e
  11. 10 L 4da44a48ad6321423fcbbd929540bc448f0c4605536c3b0eff360929b773977c
  12. 11 R eb03f3a7055bce3c70ae993d9025ba5b3d120b8da8cd2e997b021257fe08c754
  13. 12 R a7bef854399dc6685d0a2f68ba8ba711a6874fdbfe5f30891fcdce900425fc1b
  14. root  63af5e405d5c4d05172a1caced43fe6e414da691797cbdae170f6ff9c1b418bb