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 3RD DEO Award a ₱58.7M contract to LEDA CONSTRUCTION INCORPORATEDNational agencies
Transaction hash:
fd2b91b26ea8a7d07733d04275d18c81060336c9a575e3719161836d09506cc5
Status:
Included and unchanged
Block:
#5,102 911 blocks after it
Position in block:
Transaction 495 of 501
Award day:
Mar 24, 2023 (3 yrs 7 mo ago)
Value:
₱58,666,292.77
Project:
23HB0076
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 #5,102 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 - BOHOL 3RD DEO awarded it to LEDA CONSTRUCTION INCORPORATED on 2023-03-24.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23HB0076: 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 2023-12-13). 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 fd2b91b26e…506cc5now …
- 2. Block Merkle root changedstored f0c0ccf3e8…9ff69cnow …
- 3. Block #5102 hash changedstored 2cfcebce7d…ea884anow …
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 500 records. Each step hashes the current value together with the sibling shown.
- leaf fd2b91b26ea8a7d07733d04275d18c81060336c9a575e3719161836d09506cc5
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- 02 L 618bb7d01b7fc90deff147f5a384f54be0d586be76e14605d5883aebf079582b
- 03 L 7fa93d4efdad32f90d39334193ff4f28411b9cfe28793865a897601d0a10c737
- 04 L 0d030853a4d3c424bca667e616ab1bee3d4f504d0da394fdadfa41fc0aee346c
- 05 R 8d09e2e7f74803b91724777890f89f59c6a063588fd93113f37892f0fe3a92a1
- 06 L 15f0866a7c728aa83721edf87f2051efadb12c916962075a2ac551a577d072ac
- 07 L c121027ea2d27721db8834fdd1678caf301b97af32ab0fbfcb82e6ae0750c2cb
- 08 L 8242aaf9e66147d660d5e4f111124440b67863e9b2acdd788f704f4c98a70a1d
- 09 L fb532b636d237b63716abd5b267f29b8fd8aaee0f1049f0c4c2f169ee32a2b34
- root f0c0ccf3e8c5de5f287ac26fc7caf1a7a3204cd8dfa203d1d3087254f49ff69c