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 HIGHWAY COTABATO 3RD DEO Award a ₱4.9M contract to PSN CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
e7edd859e8fe2d6417c8dd0be766caf170545a59d02381ec4ca1d019f9fc8ee7
Status:
Included and unchanged
Block:
#5,196 817 blocks after it
Position in block:
Transaction 426 of 467
Award day:
Jun 26, 2023 (3 yrs 4 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 #5,196 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)
    The award does not say which budget line pays for it.
    Not published
  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 HIGHWAY COTABATO 3RD DEO awarded it to PSN CONSTRUCTION & SUPPLY on 2023-06-26.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    No matching DPWH contract record (only DPWH contracts are listed with progress).
    Not published
  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)
    No completion certificate published.
    Not published
  8. 8. Audit
    COA annual audit report · Sec. 5(e)(iii)
    No COA finding linked to this contract.
    Not published

1 of 8 documents found, 0 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   e7edd859e8…fc8ee7now      …
  2. 2. Block Merkle root changed
    stored   b1023fa70c…febfc6now      …
  3. 3. Block #5196 hash changed
    stored   e8df68fc46…2a3651now      …
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 466 records. Each step hashes the current value together with the sibling shown.

  1. leaf  e7edd859e8fe2d6417c8dd0be766caf170545a59d02381ec4ca1d019f9fc8ee7
  2. 01 R e80714f5aa6281c55222c0aea596023986409dda5c8477d7795f2f72eeeed8b5
  3. 02 L cc2c23de84aa7fa4f362a6ccfc67830865597ec28f99bef713000d121fd9fa9b
  4. 03 R 2f9a7f3ee60e21596c79317b5e2bc88346ec7fedaa4094e9223ef46282303877
  5. 04 L d4037f40f8d220ec6b7222788919a591f890f356aa5b53c817d45169528f7d48
  6. 05 R c9b4fd9dc8fe8ec0dad2e79a51b1e1e6fbd8b1cb9eaa7a6e2a21987092f6c106
  7. 06 L 42d91c1fa6da20b5cd1ab48960988aa47029aeb52c869c5e59855b85b0935dae
  8. 07 R 77771a4b8e21ae9ffc7d3b8d9b0659ca36f6c1e46c6e25cac981deaca8874c01
  9. 08 L 4170d5489092cac289e8fc7b01c6a29a77332d63de5a02b0313b31e5df96e1fe
  10. 09 L ecea12a229476e557653bfe53a7f82ef32d15bd8e2983f18dd8f2d7117db8be3
  11. root  b1023fa70c29913c902b7fc9cc85142b8b4dca692c976fbac43fddcc76febfc6