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 - ALBAY 1ST DEO Award a ₱34.2M contract to 8AR CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
7bdcd8e2ca104ae273ccd6e522d619b18bcf6f1fe327b90701646dd6fec8b221
Status:
Included and unchanged
Block:
#5,239 774 blocks after it
Position in block:
Transaction 140 of 289
Award day:
Aug 10, 2023 (3 yrs 3 mo ago)
Value:
₱34,184,374.50
Project:
Contract ID No. 23FA0061
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 #5,239 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 "Outside Infra - GAA 2023 DA FMR", 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 - ALBAY 1ST DEO awarded it to 8AR CONSTRUCTION AND DEVELOPMENT CORPORATION on 2023-08-10.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23FA0061: 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 2024-03-10). 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 7bdcd8e2ca…c8b221now …
- 2. Block Merkle root changedstored b14c9f3bbf…af0f12now …
- 3. Block #5239 hash changedstored b7166994a4…374963now …
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 288 records. Each step hashes the current value together with the sibling shown.
- leaf 7bdcd8e2ca104ae273ccd6e522d619b18bcf6f1fe327b90701646dd6fec8b221
- 01 R 7bf541306bfe6f99cae1b1f3c08f12dd840f1abc7a948d748e4c0948f7e00b91
- 02 R a74c1e6a69fa5583b70b251b9f6e9f05f48174c7c55bf2a5e398f8ac17f9ee96
- 03 L 79c1fcc15e339fd5c79bafa36acc3edd496a5f337547910251b462baf71d2cc3
- 04 L 3c487bca9497e33d1b766c7f62d6a61f4f8a24665844fc0324488500143869f0
- 05 R 0d29e601c77b98338763e881951780562f28e5c299f909ddc5d4e15f3c392e4a
- 06 R 1cba56edf2b860e76da65f33ba9e4aa11df92b35feda5b882f6b364413a66c44
- 07 R 7b33d550224aa89b6b36fa660b97b55c666481ebffca9dce8003c3a56192ccb1
- 08 L 6973c82c89876f93e060eed58a44e7c0aaadaeb41b435d6db029708f73245d45
- 09 R f97b57999bce4bd969f1a139a61670442ae02edb54f740337f666eedd353ada9
- root b14c9f3bbff7638447f913e076d67c2ff97018a17c592327e03dde15c1af0f12