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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 - UPPER KALINGA DEO Award a ₱1.5M contract to CHONG CONSTRUCTION AND SUPPLIESNational agencies

Transaction hash:
ddcfcddf26685d45ca07348e4c4fdcf269565cd4cd6df78aa414d23de63a8217
Status:
Included and unchanged
Block:
#4,348 1,665 blocks after it
Position in block:
Transaction 398 of 482
Award day:
Jan 28, 2021 (5 yrs 9 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 #4,348 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 2021 CSSP", i.e. the FY2021 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 - UPPER KALINGA DEO awarded it to CHONG CONSTRUCTION AND SUPPLIES on 2021-01-28.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 21PK0024: 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 2021-06-27). 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   ddcfcddf26…3a8217now      …
  2. 2. Block Merkle root changed
    stored   a9453faa7e…81f6dfnow      …
  3. 3. Block #4348 hash changed
    stored   0bf6394ff3…dc523dnow      …
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 481 records. Each step hashes the current value together with the sibling shown.

  1. leaf  ddcfcddf26685d45ca07348e4c4fdcf269565cd4cd6df78aa414d23de63a8217
  2. 01 R de1a3aeebcd579639b463b1bec81a0237f078d39c2a457879bc3f2be13f76fe8
  3. 02 L 7847aad79501aefe7020f837f869d957bcf411ca6e0dc810023b62a622dece23
  4. 03 L 5defeb5c1e08bdd52a3339b124559fae4da6c423ae7a532634eb501afdfc1dd6
  5. 04 L ad431aa272762b7f8d2844631e530f458d6ff5fdfbc936f21842469e968182d0
  6. 05 R d30ca1ce55043cd25760de89ec95e20b237826356f1d3a8cd969a62da8e4a68e
  7. 06 R a78275a20a3e41b1c553e0fe8791fd0d64e965635c4039647b21fca994665c92
  8. 07 R 66696e9ac6d89093a2e06d1d983b91214547becb31f8a091e82198b8f8a1417a
  9. 08 L ac375fcd1adddbc3422210b8582a2e052dd6fc16ec5d0077cdef82f733ad7ac5
  10. 09 L c48dbf5dfda596439ef0bd8d2bb51c97919c0dae91e4cef7dabff6d67b9c265a
  11. root  a9453faa7e541a002ee62d38175003dc856388e240bf30035f4f9e751e81f6df