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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 EDUCATION - SCHOOLS DIVISION OF BORONGAN CITY Award a ₱2.5M contract to TUBIGAN BUILDERSNational agencies

Transaction hash:
690febb6bba8b6043df0798b2de11a584b6620d1283814455390ce9a2d1eb152
Status:
Included and unchanged
Block:
#5,163 850 blocks after it
Position in block:
Transaction 153 of 364
Award day:
May 24, 2023 (3 yrs 5 mo ago)
Value:
₱2,510,073.16
Project:
REPAIR/REHABILITATION OF VARIOUS CLASSROOMS- C6

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 #5,163 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)
    The award does not say which budget line pays for it.
    Not published
  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 EDUCATION - SCHOOLS DIVISION OF BORONGAN CITY awarded it to TUBIGAN BUILDERS on 2023-05-24.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   690febb6bb…1eb152now      …
  2. 2. Block Merkle root changed
    stored   81e13b367b…c9a356now      …
  3. 3. Block #5163 hash changed
    stored   3ba5e370d9…3d11a1now      …
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 363 records. Each step hashes the current value together with the sibling shown.

  1. leaf  690febb6bba8b6043df0798b2de11a584b6620d1283814455390ce9a2d1eb152
  2. 01 L 6900c634867383417f4653c56526227e498dbffb39132a88a15b2c479ed60d53
  3. 02 R b5226758d3a4bbc1e287ba96affb6bf6350899d34380fc89beda4544ad61ed62
  4. 03 R 605c0eb68105c42701fd099085d00668c2c487d7844563538251f24ee2ed1a68
  5. 04 L 1a1ea12948a10b88ee54be8320c8c196a4f421431f99af3a2441b51500c09b2e
  6. 05 L df6c9763396c72793d9a57f3d8d3305a464a708aebbf19c8fab657d456228f97
  7. 06 R a87f3a4001e84faf4fa90c47ff688f492c701b2feffbbafbe2e165d050634fc4
  8. 07 R 8f9db7ade2d7bbb61dff22321fb16f33c1495c93fe3acd8cc5ab8666b0ba796f
  9. 08 L 89f3c14a0103376cf9bc67c25bd2c9270806b189552563ad2a89653d53d89ce7
  10. 09 R 012a45993499ce4a086102c45921a49183496fa98a1e2f951d2760cda982776e
  11. root  81e13b367bc98ff1f1f625dbd7b8ee63880260ee8d73e56d493d651968c9a356