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 - CAR Award a ₱100.7M contract to OMENGAN CONSTRUCTION & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
87aec3a04412e310fda36a9510ea79e6f8e79c038f2f935d6057dd450dd86113
Status:
Included and unchanged
Block:
#2,315 3,698 blocks after it
Position in block:
Transaction 120 of 235
Award day:
Feb 4, 2015 (11 yrs 9 mo ago)
Value:
₱100,733,513.00
Project:
14P00060 RIZAL NATIONAL ROAD (ROMUALDEZ – SANTOR
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 #2,315 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)The award does not say which budget line pays for it.Not published
- 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 - CAR awarded it to OMENGAN CONSTRUCTION & DEVELOPMENT CORPORATION on 2015-02-04.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 87aec3a044…d86113now …
- 2. Block Merkle root changedstored 4d04cab1a5…0f5ffdnow …
- 3. Block #2315 hash changedstored d4fb25cf6a…1abdbfnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 234 records. Each step hashes the current value together with the sibling shown.
- leaf 87aec3a04412e310fda36a9510ea79e6f8e79c038f2f935d6057dd450dd86113
- 01 R 882b6437c365e7d4d7385d26d6a6652565b42afbd640b5745c2b528b84fe285e
- 02 R 5f2da3bbe66c04bab16b4aa808494ea56de58badabc4bb0ede599a90ff844b34
- 03 R 264d59f163974c677d12627cb12e09efb4e0cbab233b3f61ead70f963e9005c9
- 04 L 1a78f469aa4bad4112c18b7317ab1457b4f5c56b79cdc8bb212cc9fda579f3ac
- 05 L 02b4617a1d184e7afd4ea127e685cd06ea364b3ac7a1e70d59785d89f94b5ab3
- 06 L 525f07719a691e5af3f461f679cce6166b56a3c7836becffe86df5cd9e960933
- 07 L ab9cb6ba8a37b591d95bd90249a87f0a2b202fb1d1190d41d5f58e97c5c04ae0
- 08 R bd6e180cb7ec0360ea801ac06620f0ad64ba56e79294b1bd2448614d9abe49c6
- root 4d04cab1a52828a3c7a79caff19f6e79040a56d261c27f933ec58db8f70f5ffd