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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 - BULACAN 2ND DEO Award a ₱2.3M contract to M.R. SANTIAGO CONSTRUCTIONNational agencies

Transaction hash:
3dca048587a2e2ffb0c2e727a7bf8291f93ff78e93e858ca05cccff3be53406d
Status:
Included and unchanged
Block:
#5,494 519 blocks after it
Position in block:
Transaction 125 of 535
Award day:
May 6, 2024 (2 yrs 6 mo ago)
Value:
₱2,280,763.00
Project:
24CD0203 - Rainwater Collectors in Public Faciliti

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 #5,494 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 2024 SSP", i.e. the FY2024 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 - BULACAN 2ND DEO awarded it to M.R. SANTIAGO CONSTRUCTION on 2024-05-06.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 24CD0203: 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 2024-07-27). 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   3dca048587…53406dnow      …
  2. 2. Block Merkle root changed
    stored   3b3b67af70…83c116now      …
  3. 3. Block #5494 hash changed
    stored   60c49888e6…e91eb3now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 534 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3dca048587a2e2ffb0c2e727a7bf8291f93ff78e93e858ca05cccff3be53406d
  2. 01 L 3cf03f53bfe24f0495927bc8ea49170a216973d84fa563b43fb3150cc2649ad0
  3. 02 R 92477e586b337a340e7872159ef22073480ee133226e794a8814b7acb01ade05
  4. 03 L 1c957de82cd3a39a7051a4b7e84d00b71c59e79aaf701fb26fbd72a85ed3f84b
  5. 04 L 4b8baa692642d8286e77a2617d680941858a5ecc3c1411fe5675c0bf7ee9ec6d
  6. 05 L eb981e6e357b60a84151380df5d40f69328b67d2935486f1818ab3206dff471b
  7. 06 L cb7bfdd5789134421350b71c37f09a42b8be771118e426db1f69ca41c6acb39b
  8. 07 L 5ee0a54a3a3547a349bf7b5b841ddac333a19ad1747ab97e9c11eaa1d88b80fe
  9. 08 R a1224e1157befd6b28ffa93e55fa4e81dfffe1439367289cf2c1207bd477feef
  10. 09 R f35a123c9e8fb211d01a3d04825cd43fea40baf7698a84f555715963c6a98465
  11. 10 R bbb79492559cbd6559fbd2cc890b5510dc44f004fa99611295530c818184de84
  12. root  3b3b67af70c01b12a04d1021469eab87ef86f796a628057cb8d30370e683c116