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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

DPWH, AURORA DISTRICT ENGINEERING OFFICE Award a ₱6.4M contract to IRC CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
538f48fe30d01080853bbcd0a43d07ad493d290e1eeb4d94d353e9d74bda7de9
Status:
Included and unchanged
Block:
#2,649 3,364 blocks after it
Position in block:
Transaction 58 of 157
Award day:
Jan 28, 2016 (10 yrs 9 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 #2,649 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 2016 MFO-3", i.e. the FY2016 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)
    DPWH, AURORA DISTRICT ENGINEERING OFFICE awarded it to IRC CONSTRUCTION AND SUPPLIES on 2016-01-28.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 15CN0122: 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 2016-08-28). 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   538f48fe30…da7de9now      …
  2. 2. Block Merkle root changed
    stored   9ed85f85f1…a9cf38now      …
  3. 3. Block #2649 hash changed
    stored   adea46021a…f72c06now      …
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 156 records. Each step hashes the current value together with the sibling shown.

  1. leaf  538f48fe30d01080853bbcd0a43d07ad493d290e1eeb4d94d353e9d74bda7de9
  2. 01 R 54cbb57a92b1cf238c648f5c6cc9a2eeb35de1188593831180113eb517d49d12
  3. 02 L 46418f17072c0dd8989f798c9af13e51bb7634db738420be2de854efb962a85d
  4. 03 R 6c9e513b1840d3d7292b0980fef831003b93599e0922bf251e5b876c6aae25a0
  5. 04 L 351ae679fd0f2b9fca4db4be50ffcb3ac9ced4bf8a9e3a9b7fc1b66179841d0a
  6. 05 L 4e6e9f97202cf2ff6323699be1878d6c7b735d0f61633235cf4e3e9a6c6b43d0
  7. 06 L b65fb8c13998c41f963382c24d3a3c533ebf399c377fb544f4052bb9da923235
  8. 07 R 76958ab2a65a730b68281724cf61448d7dba591b1a533cabdc4cad9036bcf09b
  9. 08 R b5ef37c1d5a31caf285eff1c759532c033bd5b8cbb3fd2a30da47bc8010e1104
  10. root  9ed85f85f13a2bffea30a79d7ea73edf14fce0666035e361c2ae2799baa9cf38