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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 ₱19.6M contract to SUNSTONE CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
51da5bb16c3aa71c8d403ed7dc0d693e7a71ad0311e13e965d709b6603a9d4f2
Status:
Included and unchanged
Block:
#3,372 2,641 blocks after it
Position in block:
Transaction 180 of 525
Award day:
Mar 26, 2018 (8 yrs 7 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 #3,372 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)
    DPWH lists the funding source as "Regular Infra - GAA 2018 OO-1", i.e. the FY2018 GAA. The exact UACS line is not given.
    Partly
  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 SUNSTONE CONSTRUCTION & SUPPLY on 2018-03-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18MD0036: Completed, 100% physical progress.
    Found
  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)
    DPWH marks the contract "Completed" (end 2018-08-16). The certificate itself is not published.
    Partly
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

2 of 8 documents found, 2 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   51da5bb16c…a9d4f2now      …
  2. 2. Block Merkle root changed
    stored   15f9168453…d6ebf9now      …
  3. 3. Block #3372 hash changed
    stored   5ae613da7c…4162d3now      …
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 524 records. Each step hashes the current value together with the sibling shown.

  1. leaf  51da5bb16c3aa71c8d403ed7dc0d693e7a71ad0311e13e965d709b6603a9d4f2
  2. 01 R 52e254fb5c7a31d3e36432532b7f4711afe3dcd4e593e8caeb8e4144ac1cee26
  3. 02 R 9d6a787b867241278ba549b533528153d69c87b561088d01d46f55f4bf23d610
  4. 03 L 23fab7e53b7fa1dcb7bf131f4e4e36503b83afe1fbff947028b20c16fb6f6c2e
  5. 04 R 7a65a703cbd639db6299716e301c9dbcf45b98d6f7319ce7a7e1f1cd3f02e6c6
  6. 05 L 85b647846ceadd91ae13869080500d6f4ef63eccc8bf945c5a68963dd9744b42
  7. 06 L f085db7f29a71463647bbf00f764e6fdd5b25fde14d714353e66ef227f935ed4
  8. 07 R c0eb15fcbea471b73cd525fedc692d3e0b2fdda8e63bc80b03eda5171f45d6ee
  9. 08 L c8d3e909fa178b36d4fdfb3fd139172674c0e3f8017ff2ba95fd8184de3fed39
  10. 09 R 5f51f4020188aee0cdbc490c22ddfaac4d08c0ef365c7722faddadc009483f6f
  11. 10 R aa2850483daee5205aa5f747f01559d7224cefb5254f2ff2a431c55147166840
  12. root  15f91684536ce0a5bba6d59a561264e75ae7e43bd7e1137933d2090ed2d6ebf9