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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 - PALAWAN 2ND DEO Award a ₱2.9M contract to SAMURAI CONSTRUCTIONNational agencies

Transaction hash:
e5cc97b536bf02b9699daa81efd3a3b8ac9cd52f74573043a5653d310dc11486
Status:
Included and unchanged
Block:
#2,759 3,254 blocks after it
Position in block:
Transaction 113 of 127
Award day:
Jun 8, 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 #2,759 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 MFO-1", 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 - PALAWAN 2ND DEO awarded it to SAMURAI CONSTRUCTION on 2016-06-08.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 16EF0050: 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 2016-09-05). 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   e5cc97b536…c11486now      …
  2. 2. Block Merkle root changed
    stored   edd989f384…b32544now      …
  3. 3. Block #2759 hash changed
    stored   64070455d4…bda9e1now      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (7 steps)

How this one record is tied to the block's Merkle root, without needing the other 126 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e5cc97b536bf02b9699daa81efd3a3b8ac9cd52f74573043a5653d310dc11486
  2. 01 L e585b9d941d02381d93a493d5a2771015704c4eb5717d8f1ed4ce05619dcc402
  3. 02 R 994425308033bc764759bca1d971b94b100fb5964f0cf64584525c0b4695e386
  4. 03 R 4d3f1a787c00b16648c19e40fc6d5d629c1b11f2a648e44e36063a6547f9d449
  5. 04 R 7aad6faa67e7bb5a3f1d2e521015d0420bcd41ff4f52ef3427fc7c4c6885fe26
  6. 05 L cc5e82b770ed2d4a12fdbe2643b4a4819aa4f5949cc73ad8b73fe851255009df
  7. 06 L bc4abc1782a0b56f45d22b12f14b96d59f86abe6fcdfc5eea0e7bd3bfd5136ed
  8. 07 L d2759e4e4a6c326182f9afa5c2f6ab0e1d25eee80ad7fec910cd8bb804627ec0
  9. root  edd989f38412ffc85b7ba641cd51abaa819a8b04bf9fe5914f3b9b3d64b32544