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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 - ILOCOS SUR 2ND DEO Award a ₱9.7M contract to MRK-SQUARE CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
9411962db8537ca2ea75d593d96eff2fa572347da9d729b01a07194ee77c10fe
Status:
Included and unchanged
Block:
#4,386 1,627 blocks after it
Position in block:
Transaction 189 of 309
Award day:
Mar 10, 2021 (5 yrs 8 mo 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 #4,386 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 "Outside Infra - R.A. 11494 DA FMR 2020". 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 - ILOCOS SUR 2ND DEO awarded it to MRK-SQUARE CONSTRUCTION AND SUPPLY on 2021-03-10.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20AD0121: 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 2021-06-18). 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   9411962db8…7c10fenow      …
  2. 2. Block Merkle root changed
    stored   decd4c4844…88ebd4now      …
  3. 3. Block #4386 hash changed
    stored   5641f2df16…d4a4c7now      …
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 308 records. Each step hashes the current value together with the sibling shown.

  1. leaf  9411962db8537ca2ea75d593d96eff2fa572347da9d729b01a07194ee77c10fe
  2. 01 L 93f31952ebb2cc235e47b4bc9611be69af60816bd2fae49b3f26cc9beaf7cd86
  3. 02 R 828f6a1bc913b92521303e05bd056d99dd4a71ddacf161b5e953e1af381752c1
  4. 03 L 95f00f5961ab39181392b655b7b30397babaa8a8bed96c6ca760257e68e5eeda
  5. 04 L 3251dcf100a69d697566bbeb3f4e8b25cf5a3f4d3d30ea9ea536aaf1d4c85f1f
  6. 05 L d2d30b205b2be7a185e81ad42a9eb47371d83af05d91d6f38fdf786936671ea2
  7. 06 L 95301dc4ed10968076c4514537a83e00eab64b2f7c1b31c4566f8473132a3ae3
  8. 07 R 71d3ed8fa2078932ab2aa77545b63aa629556617c1e9a5245cc4e201e816a23a
  9. 08 L 4a21eeeaf43792c1dea9146bce28f41ec2519339693a59671c6da751251170f0
  10. 09 R 14707d9b372a4d90f3fdc2712e25ceaecf49836b9106ab1e1e8b5baae922d9e3
  11. root  decd4c4844280178113db631c321aa003a8632c9b38b6e866742d6d4fd88ebd4