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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 - NORTH COTABATO 2ND Award a ₱1.9M contract to LLABAN CONSTRUCTION AND SUPPLYNational agencies

Transaction hash:
3a3c99b4f031f0ff4edef583105d29984e4ce5e333cd509a1f441a7e6262e32f
Status:
Included and unchanged
Block:
#4,020 1,993 blocks after it
Position in block:
Transaction 88 of 383
Award day:
Feb 10, 2020 (6 yrs 9 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 #4,020 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 PUBLIC WORKS AND HIGHWAYS - NORTH COTABATO 2ND awarded it to LLABAN CONSTRUCTION AND SUPPLY on 2020-02-10.
    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   3a3c99b4f0…62e32fnow      …
  2. 2. Block Merkle root changed
    stored   79aa5e5e52…b0b931now      …
  3. 3. Block #4020 hash changed
    stored   c4554eda14…0c8aebnow      …
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 382 records. Each step hashes the current value together with the sibling shown.

  1. leaf  3a3c99b4f031f0ff4edef583105d29984e4ce5e333cd509a1f441a7e6262e32f
  2. 01 R 3b5d1fac90f16a4e23bbcc5d0d6bb3eebfdb6f339b0e910e0f40ac8f24526fe9
  3. 02 R a5ded0143cdde06440b9314743dd2c7d9f080bae1349587c6c5c7cf9b63edb4c
  4. 03 R 11840822ec496498aac64389f27c1688d12520ce275a6c957c8ba4e7ec0a7518
  5. 04 L 29a5788e8c6e32cf6cc0c99eff6be2f50d9dc7a2fe596379c480efa0005f633d
  6. 05 L 95a61dfb6bb8cf05ceddccbf8c2fa01c559949825d1589a63fb929ac2ced56df
  7. 06 R ac8f2dddf9b68c6a821a7c632ae05382276aa8a28720049a6f6cdb24d4ecf12c
  8. 07 L a359eef40c794e0fc6e5154489bef5a8b500ed39a7b1f77ff7df24f82f237654
  9. 08 R 3efec9012e27d8f11a909c85f913d0a0ef324a5f5628753065ef4ecd3e2cf714
  10. 09 R edd5188453a3aaec9c63ad40700e69a5b26954e1736b715faf4566dcdbfb5a13
  11. root  79aa5e5e522d7f364c5405de45963e5dd980c4c90abffaf393216ad279b0b931