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FY2026 GAA: ₱6.79T
PisoScan
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 - REGION IX Award a ₱18.9M contract to ESR CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies

Transaction hash:
f1b02763b94ca8124e7ff51145c7ff92b3918352f8951a26a8f6100943866756
Status:
Included and unchanged
Block:
#4,277 1,736 blocks after it
Position in block:
Transaction 225 of 240
Award day:
Nov 11, 2020 (6 yrs ago)

Accountability

Bill Sec. 3 and 19
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 #4,277 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 2020 LP", i.e. the FY2020 GAA. The exact UACS line is not given.
    Partly
  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 - REGION IX awarded it to ESR CONSTRUCTION & DEVELOPMENT CORPORATION on 2020-11-11.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20J00178: Completed, 100% physical progress.
    Found
  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 2021-03-07). 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   f1b02763b9…866756now      …
  2. 2. Block Merkle root changed
    stored   b7cba21b6c…93d9aenow      …
  3. 3. Block #4277 hash changed
    stored   a273fed681…206ae0now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (8 steps)

How this one record is tied to the block's Merkle root, without needing the other 239 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f1b02763b94ca8124e7ff51145c7ff92b3918352f8951a26a8f6100943866756
  2. 01 L f021a84f6a86295de4cdddaf9174b3745eefb681cc1cb01d60af0a9a83723fce
  3. 02 R aa0cfc6c138029379767840a2a5c05e985d863af610ef22f7dc6e570686cb810
  4. 03 R 8de55c85eaa67d06ddbc434bf11a2878195c3bf71e58de0a577a5fe47feac9f9
  5. 04 R 814dcdb1fc79ef2d703886302cf76ed3d2d245a573778110dbd533cc3247e91c
  6. 05 R d79b6ccabf8a756d851971d76a984a3f4d4979675fcd023332bff4eec1f2e7cf
  7. 06 L c681be65eae63447930934091b1d8797a183f8b019af91743e69ec520cf92e0e
  8. 07 L 2fbbfc7e1a7b192f7af9ec8d86bc4f96fb1685581fe0daa61b2a43d1928aa616
  9. 08 L 7b428c5c941a72147ca3aa9ded2de5d571cb832e0ba47fb49586020050c03e30
  10. root  b7cba21b6cb8ce8e71f8366fd6e0c214838d694b9ed576bf3b567a0ae593d9ae