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 - NORTHERN SAMAR 1ST Award a ₱6.7M contract to AL CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
7eecf6ca667dc12ca3483f75a85a41c8c63318db8e79bfbe17e2867fbed48568
Status:
Included and unchanged
Block:
#4,379 1,634 blocks after it
Position in block:
Transaction 131 of 263
Award day:
Mar 3, 2021 (5 yrs 8 mo ago)
Value:
₱6,651,993.89
Project:
21IH0056
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 #4,379 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 2021 LP", i.e. the FY2021 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 - NORTHERN SAMAR 1ST awarded it to AL CONSTRUCTION AND SUPPLY on 2021-03-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21IH0056: 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 2021-07-01). 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 7eecf6ca66…d48568now …
- 2. Block Merkle root changedstored f964449019…0043d5now …
- 3. Block #4379 hash changedstored 3a77e5fe4e…a462d2now …
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 262 records. Each step hashes the current value together with the sibling shown.
- leaf 7eecf6ca667dc12ca3483f75a85a41c8c63318db8e79bfbe17e2867fbed48568
- 01 L 7e9dfbf0637f9e87ba7fa34314daec1bfa41bfd1c1bdadeca6464f8858e203af
- 02 L 47705e91e7eb7f6001b55f7c5d9e95d56197024817a0af3c92b362f83af2af68
- 03 R 009f311d1ac1734cb65889d9bd46fc9962ce19a907c634932fe9e8d9bdc07433
- 04 R 2edd1fe9bb2b5ac188da587aa0a2199b28a0bc541a7955f1ccb7ffc638cf369b
- 05 R 51e9b3928cf200e84f0874882b3ad139a14dbcfa6d351f88f7e79c8a9adde34b
- 06 R c60013dfb650369340c42b809532cf04bf697175fb1357793bf043a50d66271c
- 07 R 8f9f98e980e3ee3bd868d9e3399998ccf23847adbe6de6c92f32c78cdef562f5
- 08 L 50ebc71e200e1175c45317e73e4f006f4ad8de7d6bd59d4a30c01e66bd7cb529
- 09 R 6b2df067ec16c55417c73a231640a564e87817478a2a280a2d56dee476c07039
- root f96444901983dc81f0b3a39bac1f8cf9a593d988991bbdaf33cc21cb5f0043d5