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 - PAMPANGA 3RD DEO Award a ₱27.7M contract to M.C.J. VALENZUELA CONSTRUCTION ENTERPRISESNational agencies
Transaction hash:
87a1a7af4ddfd2d1fa23b86ff4894002e0267a6090a21b955cf671090a717011
Status:
Included and unchanged
Block:
#3,764 2,249 blocks after it
Position in block:
Transaction 333 of 595
Award day:
May 16, 2019 (7 yrs 5 mo ago)
Value:
₱27,663,850.39
Project:
19CI0048
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 #3,764 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 2019 LP", i.e. the FY2019 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 - PAMPANGA 3RD DEO awarded it to M.C.J. VALENZUELA CONSTRUCTION ENTERPRISES on 2019-05-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19CI0048: 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 2020-01-30). 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 87a1a7af4d…717011now …
- 2. Block Merkle root changedstored 37ea7601ab…2205bbnow …
- 3. Block #3764 hash changedstored 92eb3d4433…597ebbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 594 records. Each step hashes the current value together with the sibling shown.
- leaf 87a1a7af4ddfd2d1fa23b86ff4894002e0267a6090a21b955cf671090a717011
- 01 L 870a0bee8749408196c312017d1a8cb0925a35c38883622be4f3eb9aa62bdc05
- 02 R 8236c1da2d6c825df1a8f6fc722e7a1591f093be46c3ceec74578e9d2829920a
- 03 L 956900e4558669f629a2ad66a68bc9fdce6ebed242c4201ceb922cba437c6415
- 04 L bdcfe3bf37b36cf2ac3c400c0ffd922264f9c2430ae23d2f12d4cdf43a6faa55
- 05 R db69efec7012639410c1eeed0c157e4a915ca1e59672a8ea7925f79b8bad32da
- 06 R 2a779fe30f48e8607e0d82ca9d21ae69fc5db7dbbc08000dfd0c788613f9fbad
- 07 L 9f4e847c89ab16ab2ac59a50abcf6421061d9fb1a7a24513b804890f2a5fc489
- 08 R 4d0213c10846b852277988fb8f70d12071753748f0760106c60c1093b4b1c790
- 09 L 60e34e8f920b5b06b5cbfc05231ee6208b6ad68263de0133c25b5f35605cf9f1
- 10 R 4504c66f60acdffdf9550af7d37c29b1aad928f70893d6ead9ef28d504502fa3
- root 37ea7601abeabbc34b7d5d2bc197a4d5bb1e0c1680cca91904b7edc3fa2205bb