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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 V Award a ₱29.8M contract to ZKR CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
4dae23b9cd00a218928225265d741670d306525b0da2efa51dcae78cce4e9c3b
Status:
Included and unchanged
Block:
#5,881 132 blocks after it
Position in block:
Transaction 205 of 695
Award day:
Jun 16, 2025 (1 yr 4 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 #5,881 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)
    The award does not say which budget line pays for it.
    Not published
  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 V awarded it to ZKR CONSTRUCTION & SUPPLY on 2025-06-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   4dae23b9cd…4e9c3bnow      …
  2. 2. Block Merkle root changed
    stored   d85aa8104d…a9a5b2now      …
  3. 3. Block #5881 hash changed
    stored   ed0f2a8845…4000c4now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 694 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4dae23b9cd00a218928225265d741670d306525b0da2efa51dcae78cce4e9c3b
  2. 01 L 4d70a8adcfecf95a0e0e57890e32bb6eec019cf415b5f93218abcdc4505a4024
  3. 02 R 91f5b9a9f8f77d2e832eecbf5769bf77857bc7ffbba46a45daddaeca982c1199
  4. 03 L 0a379e2756ff74693f863fbd5201febf3aa70086989cdcbac28f6ffc828f882b
  5. 04 L 378937ab63ee7ebdddaf7dfe176209eab958904b5bcf1fb042518ba6d919acb5
  6. 05 R addf5b6d5824649757c40543ddf5740ebbe0783482726a13685b9a25438fef2b
  7. 06 R ccb2940e0788d306c8b29a725b126e9d1eb1b39561830b28a3cb4a252bd1d2af
  8. 07 L 3388ffe98fb3571bdc7299edb585774412ff08db01173230a947329de2b84f37
  9. 08 L 8c16c473bc6c3785751d2043aab56a1eb64a6ecbde688ef15a522cc402403975
  10. 09 R 303a02c7d9027277cbd500e0ed718fe56b085ddf7c115bdccf0610eed7eb1cd9
  11. 10 R a4a5a69103c3541e459a73ea4397cd6e40736115dd5ca4990277fd90566214dd
  12. root  d85aa8104db83822bbacabb0a117cca621e1056076c0454b853625cb34a9a5b2