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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 - NORTH METRO MANILA Award a ₱1.9M contract to F.A. SISON TRADING & CONSTRUCTIONNational agencies

Transaction hash:
f6045ea17bc16065516bf4e1531277daed92f76d1b3e3d1f82959b25ba10aeae
Status:
Included and unchanged
Block:
#3,795 2,218 blocks after it
Position in block:
Transaction 447 of 470
Award day:
Jun 20, 2019 (7 yrs 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 #3,795 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 2019 LP", i.e. the FY2019 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 - NORTH METRO MANILA awarded it to F.A. SISON TRADING & CONSTRUCTION on 2019-06-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19OE0121: 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 2019-09-30). 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   f6045ea17b…10aeaenow      …
  2. 2. Block Merkle root changed
    stored   6f30ab76c5…447c47now      …
  3. 3. Block #3795 hash changed
    stored   b0ab307524…e768b8now      …
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 469 records. Each step hashes the current value together with the sibling shown.

  1. leaf  f6045ea17bc16065516bf4e1531277daed92f76d1b3e3d1f82959b25ba10aeae
  2. 01 L f6036e7daa591780f625bd1c320ffa3f8602952ec5cb4d46878f98fcdafed9f0
  3. 02 L 91ea38a6c41b37570476b20f47051fbc60aec3dedf1ee6cfa0df9f195be6a749
  4. 03 L acb7f52ce7dfd1970e56691b2ab5480ad117456ee88ce00bb21ad65415dd8968
  5. 04 L 555a6bbadf7117fa066be8f4bd9fd4b6e78526da3e92be0ede8e9c68c5974052
  6. 05 L 909fc92ec9ace3f59cabd95260de4fa2b764610c63fc8f1c67442bc1da1a9f53
  7. 06 L 96c980a1246d0403c24618be043fdc34e7125ae8e32f662e0f4451557046f26f
  8. 07 R 0ed53ba790ee6e1b2e807d26ebf01c39ac65347dba3bfd89b90021ac7280b733
  9. 08 L 86beef7a4f9ec245e49e4a31010ef8848dfc7eef7c98904930a0f5f9efacf5d6
  10. 09 L b96fbc06661a941f00dbe290ce940921abc0db3e868fb8a73ec179295c0267a7
  11. root  6f30ab76c502e6fdbf521332f3276ac7be6f3257b3b7533d495e652304447c47