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 - LANAO DEL NORTE 2N Award a ₱4.8M contract to SAIMAN CONSTRUCTION DEVELOPMENTNational agencies

Transaction hash:
fd69c50d3396f533b27dcbec075cd6c6f492b11e0617fab47f8b630357e3cbdd
Status:
Included and unchanged
Block:
#2,739 3,274 blocks after it
Position in block:
Transaction 363 of 366
Award day:
May 16, 2016 (10 yrs 5 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 #2,739 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 "Outside Infra - GAA 2016 DepED BEFF", 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 - LANAO DEL NORTE 2N awarded it to SAIMAN CONSTRUCTION DEVELOPMENT on 2016-05-16.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16KF0034: 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 2016-08-19). 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   fd69c50d33…e3cbddnow      …
  2. 2. Block Merkle root changed
    stored   1f27660ace…13a825now      …
  3. 3. Block #2739 hash changed
    stored   fa7af8f3a7…877d77now      …
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 365 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fd69c50d3396f533b27dcbec075cd6c6f492b11e0617fab47f8b630357e3cbdd
  2. 01 L fc453e384aa4efcbc6e7dba675c9f5086f17c5e0ca4c646b6796d7320621e867
  3. 02 L a9d6d801b4112075c38e48694b766a572647efb7e76cf2b8ba3121a5e92a1442
  4. 03 R d7f03f31b4adc513fba4dc6595ca619ce8eea964a40f969c59aeb98f82e1badf
  5. 04 L df2fc66f1ea1a2365bf344429cf731526d490ac7babcdcb9fae2022ac5f8cc0b
  6. 05 R 26acd59faf2b56b41e94c057d35521a2c48fda4d159986dad967a537e0d303ca
  7. 06 L b7a502f5b2a18415b2f4c4f21af9a7d2b63c7c6cbf4d575cfd2e030ff41ea3f7
  8. 07 L c87c1e8dcb6ffb119b5ce34246b9e8332d39cef998deac3cd67cce13ccccd162
  9. 08 R c44020fa2f7822a423203fd0be20221903d296da51eddc82af03523765727ba2
  10. 09 L f80306aabfa25241abfd3641b51de5561d6c28a993f570088003214ed90a78db
  11. root  1f27660ace843cbb2667f1fcb532d930d2837745a10dbd327cc6be918313a825