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 - QUEZON CITY 1ST ED Award a ₱7.2M contract to C & F CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
d216de653704e5fca1d0f41c8cdfdc3af4536ac9315842ac248551cc77c7b582
Status:
Included and unchanged
Block:
#4,011 2,002 blocks after it
Position in block:
Transaction 957 of 1,159
Award day:
Jan 31, 2020 (6 yrs 9 mo ago)
Value:
₱7,226,077.60
Project:
20OF0026 Preventive Maintenance of Road (Concrete
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 #4,011 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 2020 OO-1", i.e. the FY2020 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 - QUEZON CITY 1ST ED awarded it to C & F CONSTRUCTION AND DEVELOPMENT CORPORATION on 2020-01-31.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20OF0023: 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 2020-06-29). 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 d216de6537…c7b582now …
- 2. Block Merkle root changedstored a8a930c29f…1d7e7dnow …
- 3. Block #4011 hash changedstored f7d009ab86…966135now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,158 records. Each step hashes the current value together with the sibling shown.
- leaf d216de653704e5fca1d0f41c8cdfdc3af4536ac9315842ac248551cc77c7b582
- 01 L d1ee0872de0a9fa9d0b6e88a8de7e5eb2d6da5c6c4ba336d7f2b2d5215d614b5
- 02 R 8cb2ba76cbcca206ff740fb020b29fe9dccafee2f3c3b190ac89af99f04cc4b2
- 03 L 54ec19ff1ebb89281bd617f14e73b8e6bb516f0589da09ee3008585748d7e895
- 04 L 5a96f30ce2d4ea6fc728d496b140718b65eb6869919f65036be9591edb273744
- 05 L a1a1fc86253c2c050606ac7161963eea8deeb7c0b5d74f18b4e73fb6bebd09c6
- 06 L 8c3fc42e3fb601d43d26efb6b433f695ec7b4b6cf0d83cad7806a7043606ee64
- 07 R 6ff29086e27b7e60ecfbb2c083b7a6e4fd48af9fb476cdbf257317ad4a352743
- 08 L a6650bf78b92506a6b9977f3c7f48eaf9755f012f38f62fdd7d96d862c3db08d
- 09 L fe73648cf32569bf9c89975dd54412d9e46f18dc288507648a93a5ede67b1257
- 10 L a47dcd9c192359a07f2240369d5cb0f314c1e6dc51237233705a1136ecd56331
- 11 R 978efed595e8c57c040286c8b3a0cb5c9b830c59062b6c9b48d585351e1f8d63
- root a8a930c29f698deb4b8d8270b9b23ca335ad0993d94194e02acf8f97481d7e7d