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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 - NORTHERN SAMAR 1ST Award a ₱989.8K contract to SMU CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
41ac5211f2de533a072f9c8e5f6a9dfadab2953087ab4dd8fcf066f77189151f
Status:
Included and unchanged
Block:
#3,896 2,117 blocks after it
Position in block:
Transaction 65 of 238
Award day:
Oct 4, 2019 (7 yrs 1 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 #3,896 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 - NORTHERN SAMAR 1ST awarded it to SMU CONSTRUCTION AND SUPPLY on 2019-10-04.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19IH0120: 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 2019-12-11). 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   41ac5211f2…89151fnow      …
  2. 2. Block Merkle root changed
    stored   9ef5a90df1…ac0ba9now      …
  3. 3. Block #3896 hash changed
    stored   bae71777ca…8685a4now      …
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 237 records. Each step hashes the current value together with the sibling shown.

  1. leaf  41ac5211f2de533a072f9c8e5f6a9dfadab2953087ab4dd8fcf066f77189151f
  2. 01 L 3e244105d8e48914cab4a3ebf5877aaf39b1475e143334fe6bb0cda63ef78088
  3. 02 R 6278d5211416afc06f2d638d296c779840056b1eecb384d36849e9c7c3f81e5d
  4. 03 R 915a4c22df188f1e0a483f625c168f33d7496362514fe7cc3bbaaefa6727b56b
  5. 04 R f593645214450b6b05dd1445a0b7cef2c31a0cd6cba2f0aeb43e9816e1d4de4d
  6. 05 R 4126e529ac334ff1c0fbf0c8631e6068336262205a2a37bf7cb9df6eaf176419
  7. 06 R 7c7d0e70e28f1d79eba017822f6c43dd3b0a201ac0d0b67784cdec111806306c
  8. 07 L 76c81df54cd22a4f569ff778cf0612032c643990e8fc5400e3c6ca4ff603c4a3
  9. 08 R e7c4f951c87df0aac653f2435359f7ae92b4383a43b5569372bce99aa7e48be3
  10. root  9ef5a90df1d865ceeab4fb1e793f667f699d21cae620c6fc8339e60ff8ac0ba9