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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 ₱2.0M contract to ST. GERRARD CONSTRUCTIONNational agencies

Transaction hash:
4dfec057e7cfd2aa8ac7c20833d4ca8732e9a765dc875bd87d99a9dce3627c7c
Status:
Included and unchanged
Block:
#2,478 3,535 blocks after it
Position in block:
Transaction 76 of 240
Award day:
Jul 31, 2015 (11 yrs 3 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 #2,478 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 - ILOCOS SUR 2ND DEO awarded it to ST. GERRARD CONSTRUCTION on 2015-07-31.
    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   4dfec057e7…627c7cnow      …
  2. 2. Block Merkle root changed
    stored   44936e7241…0d4f63now      …
  3. 3. Block #2478 hash changed
    stored   2e2c44db01…6a4249now      …
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  4dfec057e7cfd2aa8ac7c20833d4ca8732e9a765dc875bd87d99a9dce3627c7c
  2. 01 R 4e4c24a9903fd8b34f37c7f98419c5c1cfa269b743931d6859966a1ab484ee65
  3. 02 R dff5e79a02e7a8a2ac8262684ca0006865e6d6477349d4efc8ea77d437eb6045
  4. 03 L a11c278a3ebe7f46e57dcc65c252c94093a04cec0e8d8431ebcb9b0909b83c69
  5. 04 L bc9a10bac4f8ffb816bc8baee1897a1066a5e303786f51f4cd016102f36e7eb2
  6. 05 R a62395aa9b7a47052c8f7a39850019757622d9eda02132e8662bcdfa652e9b13
  7. 06 R 651fd6d811c4316fe07099103cdb57dcb922bc1ef764a70e88d66589a06a9ffc
  8. 07 L 72f0bf8cd2dad9437ee94f85cd20f464de731ec3bf6b19466ed7aeb886540e74
  9. 08 R 63be7c612fdf10c0a27e77a17049bb9d798faf04cd63dc11d069bbd14039f25b
  10. root  44936e724106520b8b940ec7a79e387bbe93fa28da9406f9a5d3c724570d4f63