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 NORTE 1ST D Award a ₱968.7K contract to MANUEL L. CURAMENG III CONSTRUCTION & ENGINEERING SERVICESNational agencies
Transaction hash:
29b42ca24e1dfb17bf800eb77f6dc4be2c781e136be2a4dc96a0b7acfaa9538a
Status:
Included and unchanged
Block:
#3,077 2,936 blocks after it
Position in block:
Transaction 36 of 185
Award day:
May 16, 2017 (9 yrs 5 mo ago)
Value:
₱968,684.45
Project:
CIN17AA0250
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 #3,077 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 2017 LFP", i.e. the FY2017 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 NORTE 1ST D awarded it to MANUEL L. CURAMENG III CONSTRUCTION & ENGINEERING SERVICES on 2017-05-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17AA0250: 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 2017-07-11). 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 29b42ca24e…a9538anow …
- 2. Block Merkle root changedstored 55252a09d1…482124now …
- 3. Block #3077 hash changedstored 3fde6faeb8…83f8b8now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 184 records. Each step hashes the current value together with the sibling shown.
- leaf 29b42ca24e1dfb17bf800eb77f6dc4be2c781e136be2a4dc96a0b7acfaa9538a
- 01 R 2ed0f149ebd45910a5af83542bb910b37b508a710309f0e94361274dd50951f6
- 02 R f2e942b78f1968a0f4652f2e391d27f76172c0e01824294ad199af20141898b3
- 03 L ab55c8d7efc08de30ca788e8ccdf315708d6498046a7be18655445288ae1845c
- 04 R 19f1f7310ad6d5a99c99eeb8b13007d06eb73b877cf628087a390cc50256cd15
- 05 R 3775d87f8d40c40d2623a3a6b362accc4b5edc590f13384ec4cd2cbe62912e74
- 06 L 2819ee41a7722404b6673bf1348771ebb3cff065b52b82958822cadd8e14709d
- 07 R 1c7f453cf834adaf612ad8955fdf401045da36f66c3f26d6573a10916c6c3c98
- 08 R f110adc989e65642e7273421321c289c96d0f4ad3a8d04150979ca720df32d40
- root 55252a09d119e14074f2ae47d1733a16f994bb9cccde952534bdcf99a8482124