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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 HEALTH - CHD, ZAMBOANGA PENINSULA Award a ₱971.1K contract to JY BONTILAO CONSTRUCTION AND ENTERPRISESNational agencies

Transaction hash:
77a901df3979792e90b4e12774d51c451ec995bc68d8db43028aca4a5945d73b
Status:
Included and unchanged
Block:
#1,932 4,081 blocks after it
Position in block:
Transaction 35 of 76
Award day:
Dec 3, 2013 (12 yrs 11 mo ago)
Value:
₱971,064.80
Project:
PROPOSED CONSTRUCTION OF IGAT ISLAND BHS

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 #1,932 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 HEALTH - CHD, ZAMBOANGA PENINSULA awarded it to JY BONTILAO CONSTRUCTION AND ENTERPRISES on 2013-12-03.
    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)
    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   77a901df39…45d73bnow      …
  2. 2. Block Merkle root changed
    stored   8dd13f3aa2…0e11acnow      …
  3. 3. Block #1932 hash changed
    stored   c2a292074c…ef8c69now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 75 records. Each step hashes the current value together with the sibling shown.

  1. leaf  77a901df3979792e90b4e12774d51c451ec995bc68d8db43028aca4a5945d73b
  2. 01 L 76a0f6811c4cc9fa90cec7e7ef121674fd2e1fdb5e972cb6fdf77d404f3d61e6
  3. 02 L 2469246e066861d6f8b8fb3c3b543ba70b436fd3b4d98e093d47f851a3427ba5
  4. 03 R 4f36bf77a1e80c6083d87a01d78a2490c0c4cd46eea4fae741fcc4391c4b86af
  5. 04 R eeac30549e09693a0e81e893d98e94bff53efdbecd508b08abd0ea695a9d3906
  6. 05 R 7c2bafec73f516212c3d4d221153d056836ca9c3ee66a5b86ce9315bae51347e
  7. 06 L 8e373811b0b72b7ccb81c9d7caf7bba94f2ac623ca3f7d3562f87d426669405c
  8. 07 R 1469c48ae2704eff23ec45834d4266495e44c0bb6e2e93ae7ab2e1fc070ccac8
  9. root  8dd13f3aa27f72694ec9b2a85c009c922f9f196911f3a3530f649796880e11ac