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 - BOHOL 1ST ED Award a ₱7.2M contract to GERSON CONSTRUCTION AND HARDWARE SUPPLYNational agencies
Transaction hash:
9a6afb4eebd72149fcd4d293b339ed087abcd498cb1a5f2ec539dfa09d9ef563
Status:
Included and unchanged
Block:
#4,991 1,022 blocks after it
Position in block:
Transaction 165 of 284
Award day:
Nov 29, 2022 (3 yrs 11 mo ago)
Value:
₱7,201,260.00
Project:
22HA0182
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 #4,991 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 2022 DepEd BEFF", i.e. the FY2022 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 - BOHOL 1ST ED awarded it to GERSON CONSTRUCTION AND HARDWARE SUPPLY on 2022-11-29.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 22HA0182: 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 2023-06-25). 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 9a6afb4eeb…9ef563now …
- 2. Block Merkle root changedstored dcb7784b42…6f19f6now …
- 3. Block #4991 hash changedstored 5fb70be49d…55bad2now …
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 283 records. Each step hashes the current value together with the sibling shown.
- leaf 9a6afb4eebd72149fcd4d293b339ed087abcd498cb1a5f2ec539dfa09d9ef563
- 01 L 9a4171a04ef90b6e2dffbde2e5c80282d2512afd0b06907d85660375df535071
- 02 R 003870f0894d07760458d650b74dd94e3aef35fa3aa351a306c366099b0dd8f6
- 03 L 4a6c4c1b345c591d0ff743d3ca1fda5186535c2a38ed091a27f00cc2c9f42147
- 04 R 2130ee87bfc0bb809623caba080b50e74e951bc648f13ed631d34cff6b95a66d
- 05 R ab172f3a7d595ae7de53bc6fe5b83171771b318897b4d47e4c92b1d0958fce49
- 06 L 4bc38bd6e873b6cebbe3ba1acef8303c0d0afaff3a4260884b2510ab6690eb53
- 07 R 9682c34e0a8dac34a95ff7287f7edc04cefe242819391746dd2a3eb7717cc6d4
- 08 L 6ffd09fa94b92bfb7712d1172349d986c82ce7eb942bd098e7467952c5e4cec7
- 09 R 2057f7450bdc6e1e7f9a4455aabc4a6433aa03e28b554f0b308c1296b14f16c9
- root dcb7784b4216fa26ad61054c19c916aad446b57204005e8322a5a0cd206f19f6