Skip to content
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 SUR 1ST DIS Award a ₱1.9M contract to 739 BUILDERSNational agencies

Transaction hash:
ca567904b023bcdc9aa924d64eb067c64b51e8574064f61f69f333eb68d8a34c
Status:
Included and unchanged
Block:
#2,642 3,371 blocks after it
Position in block:
Transaction 319 of 390
Award day:
Jan 20, 2016 (10 yrs 9 mo ago)
Value:
₱1,862,096.31
Project:
Concreting of Barangay Road, Sinabaan

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 #2,642 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 2016 Locally Funded Projects", i.e. the FY2016 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 SUR 1ST DIS awarded it to 739 BUILDERS on 2016-01-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16AC0002: 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 2016-03-15). 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   ca567904b0…d8a34cnow      …
  2. 2. Block Merkle root changed
    stored   8281aaee72…81c128now      …
  3. 3. Block #2642 hash changed
    stored   45e2d39c71…7232cfnow      …
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 389 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ca567904b023bcdc9aa924d64eb067c64b51e8574064f61f69f333eb68d8a34c
  2. 01 L c9a4cefe3c2561b35d6dca89d854ea7fe0ff5ce83dd65d7629ebef55c2e4bb01
  3. 02 L 5368a84f574a47f44b39a064bfa34cd5cc740fa23954f105bb30b09235e6fc8f
  4. 03 L af3557833019510a25867e236a23abdb1e86ce607b8699c212ea3a21bf8a436e
  5. 04 L 7b1eaab84a1e257ada544bfc1730ee30c92b0f5398ac8845524189b8930161d2
  6. 05 L 87f4119a7890fbeb06d7d1dacedcfb55c8f36a9ac1d0a5377e30a3adc8da9e5e
  7. 06 L 519163a38fc5e13d819f866e7fa8ef997cdc0623a06cde8d99ab4aee3b2b5ffb
  8. 07 R 042644118dfa9b2188eec2b188df4a04d15a4f2decd047a82c09cfe1d029ff13
  9. 08 R cedfeeef9f93236b804e33c82cd33179288212d47f2a6a043218e786bca2f876
  10. 09 L 3f09b19de895a863bc08b2f292fc28214075f3061c983c422bb0bc97eb389e57
  11. root  8281aaee722389c696eb4d4b14ec678c81e4bda7a6181648adfc7a98a381c128