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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 - REGION V Award a ₱117.9M contract to ARKY CONSTRUCTION & SUPPLYNational agencies

Transaction hash:
fd97d4b897dbcda14daa525a4076675de30221688910f8a94e7b8e2c8b4ffaeb
Status:
Included and unchanged
Block:
#4,027 1,986 blocks after it
Position in block:
Transaction 460 of 462
Award day:
Feb 17, 2020 (6 yrs 8 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 #4,027 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 2020 CSSP", i.e. the FY2020 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 - REGION V awarded it to ARKY CONSTRUCTION & SUPPLY on 2020-02-17.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 20F00073: 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 2021-11-16). 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   fd97d4b897…4ffaebnow      …
  2. 2. Block Merkle root changed
    stored   792c84ea6c…224394now      …
  3. 3. Block #4027 hash changed
    stored   575ec9dd84…219dd8now      …
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 461 records. Each step hashes the current value together with the sibling shown.

  1. leaf  fd97d4b897dbcda14daa525a4076675de30221688910f8a94e7b8e2c8b4ffaeb
  2. 01 R fe7826d7743f36f3822d90930591fea009f9c6a0aedd826bbe927ee732f4e22e
  3. 02 R 627554dcb66b220548e05e3c3197d45820f9418d4faaba68ce2b46e5e83bd8ed
  4. 03 L 39b37e95a214fbd7d00a3343b270aee27ba7e026de6fb219741d0249a837a558
  5. 04 L fb73e71865839901d55f9538634f3e598c116a0ad41a8bcc6b6d21371b3e5869
  6. 05 R d58cbb7f98f02df16712922ff744ab0ac4116f79a7cfc5de8eb00e29faaead71
  7. 06 R bcc2f60ca26ebf4c10eeeb94501809e213ecec69276866b2314f23d46e1df9f0
  8. 07 L 79bf086562441099bc88887044a6e8c14357f5b5c987c7655390db39491ae7e1
  9. 08 L 0704a5f5924ba9a7b31c176b98ddc0bf9b4fcaa3411eff4c92ddde7bb3f0d995
  10. 09 L 4c09f51cee3620d6b4787503e744dfe8b4a34e91db95cd54250c98d2d047a628
  11. root  792c84ea6cac9ee4edb5617fe195b16c77562e74884f158d0da5512bb4224394