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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 - SOUTH METRO MANILA Award a ₱2.8M contract to JMK BUILDERS CONSTRUCTIONNational agencies

Transaction hash:
21ac52bc2b85cdf52898003c2ba6c2693d0a250c10202c52311009dace2784b6
Status:
Included and unchanged
Block:
#3,768 2,245 blocks after it
Position in block:
Transaction 80 of 639
Award day:
May 20, 2019 (7 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 #3,768 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 2019 LP", i.e. the FY2019 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 - SOUTH METRO MANILA awarded it to JMK BUILDERS CONSTRUCTION on 2019-05-20.
    Found
  5. 5. Contract & progress
    Contract / progress report (DPWH) · Sec. 5(d)
    DPWH contract 19OH0070: 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 2019-10-01). 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   21ac52bc2b…2784b6now      …
  2. 2. Block Merkle root changed
    stored   36a9bc4c08…e1d768now      …
  3. 3. Block #3768 hash changed
    stored   a9be52f162…7057bdnow      …
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 638 records. Each step hashes the current value together with the sibling shown.

  1. leaf  21ac52bc2b85cdf52898003c2ba6c2693d0a250c10202c52311009dace2784b6
  2. 01 R 21d0c967f89cb4295c91db810cdcc33c77ff8791e8b198f104ba30ebfa3640e3
  3. 02 R 2a2c00747a81222ce2408f235f73e69c5d96430931b68d53cc2b22a531232885
  4. 03 R 140ee49ea61eecececed079453945e7c257b3c6bdf627d4b9e342bdc01557ee9
  5. 04 R e7a1f141503f37a507b39b63eef057015754789429010eb9e3aff10f37a9c289
  6. 05 L d4829f9c473b1a8cd368a8b58da106c107437242863641d9c0d6e341e9a616ad
  7. 06 R 9c01d592c05ef359c91d7636b1fb62bee8bf720664a30a914b73640e8181e53d
  8. 07 L e85df5b08afd9bb7feac83c4da32f569f5b77c2ad07f415c526294dea155619e
  9. 08 R a81daa262658617a2cec688231c12b824f7bbb8fdc450c7dfa9b6b3ecf1b42a0
  10. 09 R 1f92fdd02a8feb0955ba1fe6d84f25b4981b54ad1c2c9efbc3d05ebb4196f1c7
  11. 10 R 81dbcd9ae6aa7fd90d91745117607caf9b042a6c3a7880719d6f649aeb7c1247
  12. root  36a9bc4c080f23a6e5fc69b23f1e36b35f7928cde3e5f0b24e8053675ce1d768