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 - REGION VII Award a ₱6.2M contract to AST BUILDER'SNational agencies
Transaction hash:
a6887c9ae00a36e31066eda0be50561d33ea19e2443778b63c0a338102e19ca6
Status:
Included and unchanged
Block:
#1,491 4,522 blocks after it
Position in block:
Transaction 42 of 62
Award day:
Jun 27, 2012 (14 yrs 4 mo ago)
Value:
₱6,167,450.53
Project:
Bid Bulletin No. 1-12HO0047-Rehabilitation of M. Velez Street, Cebu City-Amendment of ABC & Contract Duration
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 #1,491 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 - REGION VII awarded it to AST BUILDER'S on 2012-06-27.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 a6887c9ae0…e19ca6now …
- 2. Block Merkle root changedstored d4e70034a0…4fe686now …
- 3. Block #1491 hash changedstored 213a30d0d2…a634benow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 61 records. Each step hashes the current value together with the sibling shown.
- leaf a6887c9ae00a36e31066eda0be50561d33ea19e2443778b63c0a338102e19ca6
- 01 R a6bd52fe03af66ea773d1f9ab2c396df93e52d282d740cf885488d8f5358ea02
- 02 L 1b0b0102c063b48d7177c653cbafacf714cc7c7c7d41df9559cd90ef1ad58a55
- 03 R 9444be24c9939beae817833390b07dafcdc999468aec9fd88be85268479c5172
- 04 L 523713ce0d186889dddde704769250fd96c4a882b206ec12bbb2c956bda4f4d7
- 05 R cfc9daa115adbcc3f5b3950c4a7ec0cd0d4d182f4b5aaeeef7d1a61cdbd24ea3
- 06 L 8f6a37241d0df08e14ed2e507fbec9037994cb85d6e8b6bc4cc4803afb46fedb
- root d4e70034a0c7f0970ebad51ce27700a8a0c5e8db4b87c2cb84b6a711f64fe686