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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 - ISABELA 4TH DEO Award a ₱4.9M contract to EXTREME BUILDERSNational agencies

Transaction hash:
7ae7dafabea56375a67e98bc594e357dba4f90d4c384766f364996d840a25bcb
Status:
Included and unchanged
Block:
#5,170 843 blocks after it
Position in block:
Transaction 195 of 389
Award day:
May 31, 2023 (3 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 #5,170 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 2023 CSSP", i.e. the FY2023 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 - ISABELA 4TH DEO awarded it to EXTREME BUILDERS on 2023-05-31.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23BH0184: 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 2023-10-20). 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   7ae7dafabe…a25bcbnow      …
  2. 2. Block Merkle root changed
    stored   53c7bf2ee1…472292now      …
  3. 3. Block #5170 hash changed
    stored   0467a7a7eb…587e8dnow      …
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 388 records. Each step hashes the current value together with the sibling shown.

  1. leaf  7ae7dafabea56375a67e98bc594e357dba4f90d4c384766f364996d840a25bcb
  2. 01 L 7a76caeff25300ce6a78717b7e386fdddd87a6ef6b396bbbc722aea742692ebf
  3. 02 L 817aee2167b5cf0b6e75a5c6f77740119fc82a4111e0b5fa4dd98f216ba8e643
  4. 03 R e88388a4959772c4372e4e461874448b8dd6f98bfc206483008bf4db8f410c24
  5. 04 R ac4c57fac76a28aabbc38d3239a060607a55c39393f41d273b8c7a9a73688ae4
  6. 05 R 6c68fdd3a457d84a9b716dfb950b2deb421a93ee8c2cb408a26898502cf78652
  7. 06 R 55e45496c924f93cff28bccfc42dbf8ac2f04494c60883d4f0f80f947c3dd911
  8. 07 L e0ecb5d0e864982bfb169d3398b17c00bd2f57f5f75b0b3c3bae637fb4c076e7
  9. 08 L 51ddbaa202767c9ad7b7849960a90cd17c46912381b73802d70d67ae7863d5dc
  10. 09 R 8978725486b2456b3c382d2b6ab00569effa8739b0d8a01a4e0f0ad3650ae32d
  11. root  53c7bf2ee16f54459638b6a7917bb5f8d57707006fcee3d01974799d0b472292