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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 - IFUGAO 2ND DEO Award a ₱41.5M contract to COLBY CONSTRUCTIONNational agencies

Transaction hash:
321c7861bcffedf87fbed308c4fb800059193c9cf74761ba31f6a22d1861c14c
Status:
Included and unchanged
Block:
#4,010 2,003 blocks after it
Position in block:
Transaction 186 of 908
Award day:
Jan 30, 2020 (6 yrs 9 mo ago)
Value:
₱41,546,504.76
Project:
20PJ0020 Network Development - Off-Carriageway Im

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 #4,010 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 - Roads: Construction - PCCP, Roads: Construction - Slope Protection using Structural Measures (e.g. Revetment, Retaining Structures, Rock Netting, Concrete Crib, Shotcrete, MSE Walls, Gabions, Riprap, Masonry)". 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 - IFUGAO 2ND DEO awarded it to COLBY CONSTRUCTION on 2020-01-30.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20PJ0020: 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 2020-10-15). 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   321c7861bc…61c14cnow      …
  2. 2. Block Merkle root changed
    stored   afe2342084…9660f8now      …
  3. 3. Block #4010 hash changed
    stored   16bcfd07d7…28f48fnow      …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.

Merkle proof (10 steps)

How this one record is tied to the block's Merkle root, without needing the other 907 records. Each step hashes the current value together with the sibling shown.

  1. leaf  321c7861bcffedf87fbed308c4fb800059193c9cf74761ba31f6a22d1861c14c
  2. 01 R 322c0aff0f698111af618d804cb907c587e25ec1b6fddb0d6e55c255d6f8b385
  3. 02 L 26eeba8cc368b6493966446f9b5820fc730c2a89feba2ef5f5d30795f9c9a2a9
  4. 03 R 95438f2cfa1415f6192b9d5ada10d1049ff79eab839b3a6736440437e3b4b599
  5. 04 L 414a86f6228f27d431b3c8906ff448008da0bc98a501cbc05c2480841b6e2254
  6. 05 L 646268b9cb169b72633f6133868dc274dc1c5bdd4b6ff928b8a1421f641fa7ee
  7. 06 L 08961128908d6b55a337a8977ba2b2138d9ae515f8702a01941911a907660457
  8. 07 R 5a6ec113619430e574a987555cda37580bae21a6bed5e6aed5e2a60ca659e409
  9. 08 L 42a9b8a584c44ccf3e035a59ad59ca837b9d284492811823a1e2f024a5050051
  10. 09 R b99d4c75522d66e8750ac8bc6901df66c9fad0ce66ef311c63e556913b18207b
  11. 10 R 47530608798b118234dd61ed205e2256301d3eb37cf69414ff7badd18aa7240e
  12. root  afe2342084c3f3d1efdc3dc748fd73302c8abc217ab9b8bb651d7480619660f8