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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 ₱17.2M contract to F-DEY CONSTRUCTION AND TRADINGNational agencies

Transaction hash:
a3e7e705fd168efc7bfebbe6975172d21e36e5dab57a133ede6ec517287452a6
Status:
Included and unchanged
Block:
#5,086 927 blocks after it
Position in block:
Transaction 283 of 426
Award day:
Mar 7, 2023 (3 yrs 8 mo ago)
From:
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - NUEVA ECIJA 2ND DE
To:
F-DEY CONSTRUCTION AND TRADING
Value:
₱17,237,694.73
Project:
22CF0132
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 #5,086 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 2022 CSSP", i.e. the FY2022 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 F-DEY CONSTRUCTION AND TRADING on 2023-03-07.
    Found
    Open
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22CF0132: 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 2023-08-30). 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   a3e7e705fd…7452a6now      …
  2. 2. Block Merkle root changed
    stored   bf9d81c51b…9b476dnow      …
  3. 3. Block #5086 hash changed
    stored   ccb2ba18e1…f4fc3anow      …
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 425 records. Each step hashes the current value together with the sibling shown.

  1. leaf  a3e7e705fd168efc7bfebbe6975172d21e36e5dab57a133ede6ec517287452a6
  2. 01 L a374ba63bc571074235959cf4a3786316466664bf57dc79cd16bb2a417c55a73
  3. 02 L d3e7d8477bf4c24081b3575ca5733f5f8b3b6313f0aba971f90e7631c87e8d6c
  4. 03 R e328d511c506cb4a0dc34b4d2b75270489c7b83e4ef3a61f1bb729efbfac7ec3
  5. 04 L b5130af80cd438fca5edac671a4087b44f5e53cfb6bafc515828936d931c18e0
  6. 05 L 809dfe270b1178589a00f9f4ab7950edb611d2cbe07292cdaafb3d2f55b62996
  7. 06 R e52d0d817fd0e2a1d1e426c598683c090cfe6979802be076d1955183f6d421f7
  8. 07 R 50a6f1173e1b8a08b2e048def241bbfc482ac4c58a5b4588f8bebad4ba16f57c
  9. 08 R 4ec963033c9c3ab659f26957f78871f24d68cc93a08ed17a951b97aba4640e1a
  10. 09 L cba1faba84cf8abf9a108fcee9bfc5e149e78591c6b5eb089cc595914c0f63f9
  11. root  bf9d81c51bf56c66119736f5b6f6f3dffbea7aeca52a091b60d81e04a69b476d