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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 - MASBATE 3RD DEO Award a ₱1.7M contract to TNB BUILDERSNational agencies

Transaction hash:
26b2ea575f1c39d91abfed6fec75dfc9214c5b83ae2e8bc8506af2028ee60aab
Status:
Included and unchanged
Block:
#3,428 2,585 blocks after it
Position in block:
Transaction 67 of 485
Award day:
May 25, 2018 (8 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 #3,428 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 Other Infrastructure (CSSP)", 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 - MASBATE 3RD DEO awarded it to TNB BUILDERS on 2018-05-25.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18FM0026: 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 2018-12-02). 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   26b2ea575f…e60aabnow      …
  2. 2. Block Merkle root changed
    stored   4cc0423ea8…bb0680now      …
  3. 3. Block #3428 hash changed
    stored   8bc6ab23ba…86f35enow      …
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 484 records. Each step hashes the current value together with the sibling shown.

  1. leaf  26b2ea575f1c39d91abfed6fec75dfc9214c5b83ae2e8bc8506af2028ee60aab
  2. 01 L 2605747332463d5de0d37ac0dbd1ce851ee882a3311ff1e2a16d5eecea729e56
  3. 02 L 1aab8e59e05822d5ce4a5ec277e75fbe89de9243fe38cf15d71ddaecefbb917d
  4. 03 R b1c640e1ba7ddfa3c067f28adf2902a2f2eee3b4c1cef38011b35b3ffc53cb56
  5. 04 R 787bb78f72a7f2b6cdf3047c6e93e3ab94d25240572ac45eec2921045e6caaf9
  6. 05 R 36be5dfd416a5d40c8aafec42feb1f2c57d16eafbb8a5e9af978b16b93b8dd53
  7. 06 R ff0e7c74cc45d08af62fdb0fa34fbd1178e7526a7a3fe155b5adefe92bf77c98
  8. 07 L 89620bebae73e6b0d52a194d946ac13e6697748ba844407101904cf81578ea48
  9. 08 R 9e00521e59c2ef9842f99aed9edcc0cb5deb59989426f55ab5fc80cf77d360a0
  10. 09 R 7e285bf67a3061a2320f4ec7a0d5815a2c1446950ca4b385570faaf69a82ab9a
  11. root  4cc0423ea844f5b448fa1167d8ba0fb515b1905c1da03b000db13e57e5bb0680