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
APITransaction action
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DEO Award a ₱4.9M contract to MAGDALENA 1313 CONSTRUCTION, INC.National agencies
Transaction hash:
da14a99adb3da59ebbc5ca7b0082fd32f004e939ee195f433c1663af2abb3ca3
Status:
Included and unchanged
Block:
#5,170 843 blocks after it
Position in block:
Transaction 322 of 389
Award day:
May 31, 2023 (3 yrs 5 mo ago)
Value:
₱4,851,000.00
Project:
23AC0080
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
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. AppropriationGAA 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. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - ILOCOS SUR 1ST DEO awarded it to MAGDALENA 1313 CONSTRUCTION, INC. on 2023-05-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23AC0080: Completed, 100% physical progress.Found
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)DPWH marks the contract "Completed" (end 2024-08-27). The certificate itself is not published.Partly
- 8. AuditCOA 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
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored da14a99adb…bb3ca3now …
- 2. Block Merkle root changedstored 53c7bf2ee1…472292now …
- 3. Block #5170 hash changedstored 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.
- leaf da14a99adb3da59ebbc5ca7b0082fd32f004e939ee195f433c1663af2abb3ca3
- 01 R dadf32ce046285c65177fb46630bdfde25a23f239bb66be805723bad15ba5de5
- 02 L e05d212f6f4cb40c1c4c48e465f0775afe281361454d3f4165582f7feb376d29
- 03 R 5444897da2141f3988fd8d3ae1163914933d9a961ec146b988fa54a5e21aba36
- 04 R df42c3ef81bbd6cb8cccfc5fbe893e801946d3dcb30a432a6dd8a308523012cf
- 05 R c3dbba3a7ad300f5b86ef9c46ac930f929799b8eeb3017e9848fd769ddae31af
- 06 R f29a5ea63048dcaf543e80285267fc74c05ab1b186e01efa376817614491613c
- 07 L e9f549cb5459b2f780950d88a3589dc13a48de328e360570cf10b4e74a069665
- 08 R 5df6b9645f8e6b8551eab91066c34a011d7a385468d90c6e222b441437888ede
- 09 L 440f29221779c20409ecd9d01b954761ea0c10e4e41ce83624db713787012f6a
- root 53c7bf2ee16f54459638b6a7917bb5f8d57707006fcee3d01974799d0b472292