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 ₱38.0M contract to B-12 CONSTRUCTION AND TRADING CORPORATIONNational agencies
Transaction hash:
c7345a62f6d2712e5cd98df777855260d2611b4b4145dda59fa77cc1310e1949
Status:
Included and unchanged
Block:
#5,163 850 blocks after it
Position in block:
Transaction 283 of 364
Award day:
May 24, 2023 (3 yrs 5 mo ago)
Value:
₱38,036,782.74
Project:
23CI0150
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 #5,163 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 2023 CSSP", 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 - PAMPANGA 3RD DEO awarded it to B-12 CONSTRUCTION AND TRADING CORPORATION on 2023-05-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23CI0150: 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 2023-11-01). 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 c7345a62f6…0e1949now …
- 2. Block Merkle root changedstored 81e13b367b…c9a356now …
- 3. Block #5163 hash changedstored 3ba5e370d9…3d11a1now …
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 363 records. Each step hashes the current value together with the sibling shown.
- leaf c7345a62f6d2712e5cd98df777855260d2611b4b4145dda59fa77cc1310e1949
- 01 L c6ebd6aaa0efb770cf130da7f91eb818d45edeec6aa9f569f1e4f984c37c611b
- 02 L d83f01c1b7787539d5c05f7913e493cbc6ec032f87981adb847260c34a17776a
- 03 R 4f822c86b203622214970eb0e56af4d8dcf08fcf46eeb518ef482e2a8ea79f79
- 04 L 33bee0f7e5645d3402660f93e7f0e8c3d1e326801be4ec98560666c554508d10
- 05 L 9c82a22f6bc05383cc4672c6fc541cc5ccfa4b37c10fc824f326dbed78d3fd5d
- 06 R 2ef7f4b8b381c497bf90da3bfb19a6cca1013c68601a65a671047682dadb36d2
- 07 R fd46c580e30264728c6e7f095eafffeda627a20dadeaf1c276a743a62f73e7c6
- 08 R 2b8e80847a04f087ed5a5ab7d03925871f42739f1ac06ee7f911df28a1796f0a
- 09 L ea9b026e36a1b0f9759c1a3f7545319db85e8db6ef4fe4ea993bb792410439e7
- root 81e13b367bc98ff1f1f625dbd7b8ee63880260ee8d73e56d493d651968c9a356