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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 - DIVISION OF BOHOL Award a ₱1.5M contract to WIL TAN CONSTRUCTIONNational agencies

Transaction hash:
3a8448fa4ce72d59bd863d7a96d1a0d14015700a085146f8e25829f017e69a9e
Status:
Included and unchanged
Block:
#3,978 2,035 blocks after it
Position in block:
Transaction 127 of 561
Award day:
Dec 27, 2019 (6 yrs 10 mo ago)
Value:
₱1,486,420.91
Project:
CY2019DHFP Conversion of Room to Clinic (Rebid)

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 #3,978 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 - DIVISION OF BOHOL awarded it to WIL TAN CONSTRUCTION on 2019-12-27.
    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   3a8448fa4c…e69a9enow      …
  2. 2. Block Merkle root changed
    stored   270002a591…effd69now      …
  3. 3. Block #3978 hash changed
    stored   5a5bf4f503…929914now      …
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 560 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3a8448fa4ce72d59bd863d7a96d1a0d14015700a085146f8e25829f017e69a9e
  2. 01 L 3a7a92a95510ea7d8bd1210d9118505f567a373690f8156fa09eb56b92f70046
  3. 02 L 6a7558e13df9b0b2e0623960790afe9c94135d39754b7fc833096243e019f6de
  4. 03 L d6d3de6abc8dec7adeff83c56d62af4e6c6578b641e4567e24d759d137951e97
  5. 04 L 36a58dee58bf98fcbe7ddc6c4954a928f123afe52f09fccbd9aee6dd788da2b2
  6. 05 L f5739f8f97738f1da6f74d8f0e4dc09440fa1a495cb57f81c8557b7d525d77f3
  7. 06 L 4880e5a3c4ceef43c7ebdba056137336b7ae8bc46e8a1608bc4ebbad2129d0f4
  8. 07 L 21be4d2a181b2230d42123056948d269b21ef6cef0dd9e17c104772d7dd2e358
  9. 08 R 4c17d34e58382f6365a036d2c5dcbe26c2ae75009e1172398a14e01689a7cbac
  10. 09 R 4be1830155d29c7012a3987ac0928f052607f3d01740ac0b443783ab2a8f72c8
  11. 10 R c91bfc952158b1ccb32477d10d3565a8171bdde07789ac9575d2c5cb2ef03790
  12. root  270002a591ed413104a03c8b8ab05489f076cdafadedd1ef5d8ed9dfeaeffd69