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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 - LANAO DEL NORTE 1S Award a ₱4.0M contract to SAIMAN CONSTRUCTION DEVELOPMENTNational agencies

Transaction hash:
44b97270366a7cf0cb2cfd711d46f29f7e8e1c4fb24c615956011a7d81114ebc
Status:
Included and unchanged
Block:
#4,800 1,213 blocks after it
Position in block:
Transaction 85 of 325
Award day:
May 13, 2022 (4 yrs 6 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 #4,800 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 2022 OO-1", i.e. the FY2022 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 1S awarded it to SAIMAN CONSTRUCTION DEVELOPMENT on 2022-05-13.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 22KG0080: 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 2022-10-31). 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   44b9727036…114ebcnow      …
  2. 2. Block Merkle root changed
    stored   e8e89195f7…5e8ff4now      …
  3. 3. Block #4800 hash changed
    stored   74703e64c0…ecb338now      …
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 324 records. Each step hashes the current value together with the sibling shown.

  1. leaf  44b97270366a7cf0cb2cfd711d46f29f7e8e1c4fb24c615956011a7d81114ebc
  2. 01 L 434377fab65475f8acc0a5e8ee3123e5f8fc5a3da98ad51e2592171536c3c684
  3. 02 R 84c39be5bf0ced6cb0bfcb4ca55961cdd7d34e637be6698beca89319bb026b2b
  4. 03 L 97ff0bd73ef669157f7ed6027f258224b4f01a8e52d7cbf9c77ced609f6283b1
  5. 04 R a63a506045a5d96106f14270d158625c5f4a0f446546919a2db9d530543605cb
  6. 05 L 3f48ede3ee3ee0f84741773674f363cbc5701c06ef3c4f1020c5e2d6845b5c19
  7. 06 R 2cea7bd73c2c17f9cb18322bba84ed46f0b78dbc65b23ec533676253614cbc90
  8. 07 L eb971614577398289a046d4db14af61312f99ac6eb87aa0aeabdd24c14e6e7a0
  9. 08 R 1c38a745e8183add8cf651dbe246e972fa2b12ec8988a8e9fd18ec1911a70697
  10. 09 R 31bf4ebc743b44983338f67cffa0297cbbebb4e81e57bf58eeff68ca6f324779
  11. root  e8e89195f7cad0ae904302fe7b187e218578406f76ae7f9a30ac96a3a15e8ff4