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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

CITY OF TANAUAN, BATANGAS Award a ₱995.8K contract to C. CASTILLO CONSTRUCTIONCities

Transaction hash:
d04f3ab27d030675b59e4e79826424f1566b7b4e0d62e65aa2758caaf5c385aa
Status:
Included and unchanged
Block:
#2,679 3,334 blocks after it
Position in block:
Transaction 385 of 513
Award day:
Mar 3, 2016 (10 yrs 8 mo ago)
Value:
₱995,802.65
Project:
Infra Projects 2016(1st Qtr.)

Accountability

Bill Sec. 3 and 19
Responsible agency:
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 #2,679 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)
    CITY OF TANAUAN, BATANGAS awarded it to C. CASTILLO CONSTRUCTION on 2016-03-03.
    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)
    COA's CY2024 audit of City of Tanauan gave a "qualified" opinion on its financial statements (not specific to this contract).
    Partly

1 of 8 documents found, 1 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   d04f3ab27d…c385aanow      …
  2. 2. Block Merkle root changed
    stored   dde4515473…1eba2bnow      …
  3. 3. Block #2679 hash changed
    stored   3425032436…e83cdfnow      …
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 512 records. Each step hashes the current value together with the sibling shown.

  1. leaf  d04f3ab27d030675b59e4e79826424f1566b7b4e0d62e65aa2758caaf5c385aa
  2. 01 L cf5e849b1b6b9ae1f40ed1aa1183732f09bd37217601c3a72e8985f1f24ad9b7
  3. 02 R ff868b9a27f3d47a8774ade8cbd106bcdca745e5c3c6950ce836815b73f22095
  4. 03 R 0d513b5ce04f0b33215bfa97d2f5eeb3f73dc0b860fa65486ac436b6d4df8bba
  5. 04 R 6039cdd31e51eb477afd9cac57a0797f3b658e5ed7d70ecffb046cbdf9ed73bc
  6. 05 R f50dbf4233829c4aa99689c4021256bc705fcfe975b8eebde96964b3b6b12e02
  7. 06 R b15ccf39d13f615b60f655697d687e8ca9fac12a2dd17b4565c9b8f271e75005
  8. 07 R 0f018edcb46896bcf3b201c16cb0a19b66be4a00bf7816fdb287f0383aa0df48
  9. 08 L 675e947bf22e99c30b78d964b949a3969d229eb8394d420711ed2559c8377d53
  10. 09 L 5bbed6e682a718bafdee8a2bdccdd9cddb7f1e3ea19b7f0cca405a8955612be6
  11. 10 R e94d73a7a490171ba9feec68d0c25fa50beffd6431e68fa2eaa82cd600be83c3
  12. root  dde4515473f46f67d51f2bb9d91c1dc0a0a919b332c9cade83c6eae8971eba2b