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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 - SORSOGON 1ST DEO Award a ₱96.9M contract to A.C. RIVERO DEVELOPMENT CORPORATIONNational agencies

Transaction hash:
4e28fdef987615cd87a05511fca32bd802b39c44f46d69f37f8e0fc17c7204e7
Status:
Included and unchanged
Block:
#3,408 2,605 blocks after it
Position in block:
Transaction 46 of 161
Award day:
May 3, 2018 (8 yrs 6 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 #3,408 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 2018 LP", i.e. the FY2018 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 - SORSOGON 1ST DEO awarded it to A.C. RIVERO DEVELOPMENT CORPORATION on 2018-05-03.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18FK0054: 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 2019-04-25). 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   4e28fdef98…7204e7now      …
  2. 2. Block Merkle root changed
    stored   30dff06441…ead2c8now      …
  3. 3. Block #3408 hash changed
    stored   b4ee4ca347…b4c197now      …
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 160 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4e28fdef987615cd87a05511fca32bd802b39c44f46d69f37f8e0fc17c7204e7
  2. 01 R 4e6801afcfd850cc7656eb9d60b376a74fd8d3c1052cd36c612e85f8ef427c79
  3. 02 L ce4a6051536713b88af9faea7abb9671e667508e4892dab7ed6182789c5e9639
  4. 03 L a02495c1138e776f57c1a9f5427d15515b4cb4610b9296d74609bfe848e25473
  5. 04 L f7ca3deddca61c3464246da376c023a1a2f6630be0962a39f31c493d902c3034
  6. 05 R 565734278168d397c8d3a69f389f322ce4269150d9aaea400546eed310f986a5
  7. 06 L efdbe9aba8a77a2d3432fdc11e45f019381562252ff4704fa44090ee366ca8a0
  8. 07 R e22d152a645938eedd2ac35561fbff722a92d0c9cb74953afb3eb3c09f028b2f
  9. 08 R 049f0b3586390e88b3b6cbfd82cb6dbe192dcb5a4f47a4500ccde4528b610d36
  10. root  30dff064412b203cd764c2a0549caf75f95de2ec827eaa3133d6fbd00eead2c8