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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 I Award a ₱234.1M contract to PHILIPPINE CHEMSTEEL INDUSTRIES, INC.National agencies

Transaction hash:
b05d2af7ef15e46b03341e33971a73504c443b897903bbe6c5ecf84952297e6c
Status:
Included and unchanged
Block:
#5,128 885 blocks after it
Position in block:
Transaction 294 of 416
Award day:
Apr 19, 2023 (3 yrs 6 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 #5,128 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 - REGION I awarded it to PHILIPPINE CHEMSTEEL INDUSTRIES, INC. on 2023-04-19.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 23A00312: 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 2024-02-02). 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   b05d2af7ef…297e6cnow      …
  2. 2. Block Merkle root changed
    stored   1507ec0d7c…55d6c7now      …
  3. 3. Block #5128 hash changed
    stored   ef53917e92…5fa3e6now      …
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 415 records. Each step hashes the current value together with the sibling shown.

  1. leaf  b05d2af7ef15e46b03341e33971a73504c443b897903bbe6c5ecf84952297e6c
  2. 01 R b139be30792d280941c7c10ee3f53a25e43bc9a9d9f24874035438efd76b49c8
  3. 02 L 840421a9e487c8a8fee9cce6e0c91bb8ee7b71285cc3975dad212f839a12c4b3
  4. 03 L c4d9ed1a237c7f24a22effc5bb388467d91f83e6d75027cd37e9c98c9473e396
  5. 04 R 329487b18ffffe92dc2b094eb07981b471633597a1951db90eb76a0a40d9aca7
  6. 05 R 856fb0b80d3c55e26c233df1bb679159796a9aad44c7879f123269c6b537f993
  7. 06 L b962049ee9d93f3d819d56d7d3e5ae97829d8bfaf72dbdb4a46856ca805af7bb
  8. 07 R 2a665958fd6f739425f40cfe090beb8024c02e91a27946d868d30f394a994cfe
  9. 08 R 6e9b3958f9ac8df55ccc9552226a83a2a498fea2234d4edcd7a04277f423dc50
  10. 09 L 08646931f21667da9754bd43612bcfc5be469ff17b974f1f24569c9391c71514
  11. root  1507ec0d7c0131de59da96f3983705ba33ea9ad94b73af706690a0d27e55d6c7