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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 - SDN 1ST DEO Award a ₱2.0M contract to AMA CONSTRUCTIONNational agencies

Transaction hash:
5d6e856830b188fb46d87a4ad94a53ae87d4ad7322e6bd4d1a652482f01841b2
Status:
Included and unchanged
Block:
#2,741 3,272 blocks after it
Position in block:
Transaction 45 of 139
Award day:
May 18, 2016 (10 yrs 5 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 #2,741 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 "Outside Infra - GAA 2016 DepED BEFF", 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)
    DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - SDN 1ST DEO awarded it to AMA CONSTRUCTION on 2016-05-18.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16NF0045: 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 2016-09-04). 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   5d6e856830…1841b2now      …
  2. 2. Block Merkle root changed
    stored   9d0dc3300b…64e976now      …
  3. 3. Block #2741 hash changed
    stored   4c6458647a…2639f9now      …
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 138 records. Each step hashes the current value together with the sibling shown.

  1. leaf  5d6e856830b188fb46d87a4ad94a53ae87d4ad7322e6bd4d1a652482f01841b2
  2. 01 L 5bd973a105ccf8a89af05c31451a32a0b9abef4c144be972f50d64449d4fc0d1
  3. 02 R f6ed417ddf4e546a58d9726487837c02bc6279570c191681f465ce25fef818c5
  4. 03 L 22b52552deb307c1777ed2e9b2fc87c8a1508c379ba4c1a9ff967f88bf4dda68
  5. 04 L 3cc694aa0feeee20cb0acc86cf939c97b1c0872368cb076f5075eb4e58937fb4
  6. 05 R 7be1d69e4e68374193bcf7c89faea1a4b1ee31692bb290c1743692fb7d721dff
  7. 06 L 656528e73ce372a8363d87409ee289011d03197945668e59c4ef3c550f4a4a82
  8. 07 R 46e7e60064871d561b6b789448fbdeb4aafcb800483e0ed301568d686c28b865
  9. 08 R f87df142a6939f90bb91db364b3092e48950b451147bfd18f3acd7ef717863b2
  10. root  9d0dc3300ba7fd680908d963f0163a68276c0887a0641c39743ca4756c64e976