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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 - ILOCOS NORTE 1ST D Award a ₱792.3K contract to ZEDIK BUILDERSNational agencies

Transaction hash:
4d7d802a3df4e8acd6225d0a1e7ce43d66fb92db325952544185b8d0d6b2d674
Status:
Included and unchanged
Block:
#3,316 2,697 blocks after it
Position in block:
Transaction 173 of 564
Award day:
Jan 26, 2018 (8 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 #3,316 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 LP", 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 - ILOCOS NORTE 1ST D awarded it to ZEDIK BUILDERS on 2018-01-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 18AA0061: 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 2018-03-10). 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   4d7d802a3d…b2d674now      …
  2. 2. Block Merkle root changed
    stored   3138656fdd…9720c0now      …
  3. 3. Block #3316 hash changed
    stored   e4139bebca…fb61bbnow      …
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 563 records. Each step hashes the current value together with the sibling shown.

  1. leaf  4d7d802a3df4e8acd6225d0a1e7ce43d66fb92db325952544185b8d0d6b2d674
  2. 01 L 4d34c72f12297fd88871d5d0f19642b496b198bed94dec84a494851a39248a7b
  3. 02 R b87afeb25f85a1c9f9dbaba24c1dd97bd5d0624d8fb989d0715662f1ad22fc63
  4. 03 L b49efc79deb79788851c0777e90d035a92ba4a43b885675a27b21caec5ef6bfa
  5. 04 L 26c854b57b2d5a0b1bdc7ea7fc31c3e60b3817749544c163fbc83c3564ff7add
  6. 05 R 550a9ec51b642af82866b0e90b21c47bbf9aaad80939af9a0a708ae1f1f610e8
  7. 06 L 4a79da3d73e4ace9b85a71e84ffe792b6afe38e446e1cf9821bcf1372600ffea
  8. 07 R bfcb7929cf65643f015af63741a3bfc269304608fa55e3cf855a8b1f6f3fc959
  9. 08 L 0e3a9791a4221b2b416fa1c89df47a83663112cd35cfebe7b00c3a812e1d7c90
  10. 09 R 0497dd53eadb0db74194a1b88e170efbcfbd6ba666ec8ca082b957de788a8f38
  11. 10 R b203404e86e8c5ec1da515daf707865146bd7f2f62565eccdb0f67a75dadf3b4
  12. root  3138656fdd07b6bb5d6d89594cd3383129bac9555140784ff68667e15d9720c0