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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 - DAVAO DEL NORTE DE Award a ₱2.9M contract to MAGAR CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
875eaff1d2ebc3efea6b3445cc7bca555798ac5d2cf51459cb79943e25cbd0df
Status:
Included and unchanged
Block:
#4,404 1,609 blocks after it
Position in block:
Transaction 227 of 459
Award day:
Mar 29, 2021 (5 yrs 7 mo ago)
From:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL NORTE DE
To:
MAGAR CONSTRUCTION AND SUPPLY
Value:
₱2,919,624.58
Project:
21LC0112 - Construction of Multi-Purpose Building
Full record:
Open the award page

Accountability

Bill Sec. 3 and 19
Responsible agency:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - DAVAO DEL NORTE 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 #4,404 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 - DAVAO DEL NORTE DE awarded it to MAGAR CONSTRUCTION AND SUPPLY on 2021-03-29.
    Found
    Open
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21LC0112: 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 2021-09-08). 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   875eaff1d2…cbd0dfnow      …
  2. 2. Block Merkle root changed
    stored   db4b7cd350…fd0a7cnow      …
  3. 3. Block #4404 hash changed
    stored   1d5bc126e4…75e7bdnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (9 steps)

How this one record is tied to the block's Merkle root, without needing the other 458 records. Each step hashes the current value together with the sibling shown.

  1. leaf  875eaff1d2ebc3efea6b3445cc7bca555798ac5d2cf51459cb79943e25cbd0df
  2. 01 L 86956c4e0b064f8e6f9faa30eb362df2baa786c3aa9982999289b0f25b26ba50
  3. 02 L e9968dbf3eb7c1773118b966f606dadc62deec2ca1ddfe7d3d62572306882fc7
  4. 03 R 341974b38768db674abe2b910233807fd717def74fb8a591407c6959efd03831
  5. 04 R adab411828cf043a39215272bab184060c449a03af3c3626061923483b2e8a55
  6. 05 R 956d404a3f2a7be2eacf105b8cebde3f72be3b9b13b043683da3fbf5ef64a9d4
  7. 06 L 6b7d6df4729a76d8d0c6b3d23e9413e787e23e5f35f2fe17079587a8431ce96b
  8. 07 L 9684e382187126451d30c3d31c6dbfc5487dc7135dfd6f8e4e6f405f8201a77d
  9. 08 L de20ee951890a9ce820bfd39a5768e2c26b9b56a53c3f5525204027375d92055
  10. 09 R 5daa853761cea7a21c5a3920d7eb02a7b080cdddf984056212c86c8664e980d0
  11. root  db4b7cd3507a0d780dc315e46a9914674a82e3e53409f4b59fe98d8a14fd0a7c