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
DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE Award a ₱5.9M contract to BOAZ AND JACHIN CONSTRUCTION SUPPLY AND SERVICESNational agencies
Transaction hash:
2ce288be3a0f8919f7579db2375e5a5540a817f6ad5f3e9b0b9a538300a4e2a1
Status:
Included and unchanged
Block:
#4,073 1,940 blocks after it
Position in block:
Transaction 19 of 87
Award day:
Apr 6, 2020 (6 yrs 7 mo ago)
Value:
₱5,888,560.92
Project:
19GB0276 - Rehabilitation of Road
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 #4,073 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)DPWH - ANTIQUE DISTRICT ENGINEERING OFFICE awarded it to BOAZ AND JACHIN CONSTRUCTION SUPPLY AND SERVICES on 2020-04-06.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 2ce288be3a…a4e2a1now …
- 2. Block Merkle root changedstored 37e21794da…7e95a5now …
- 3. Block #4073 hash changedstored a0c3774cd1…9cd2b6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 86 records. Each step hashes the current value together with the sibling shown.
- leaf 2ce288be3a0f8919f7579db2375e5a5540a817f6ad5f3e9b0b9a538300a4e2a1
- 01 L 2cd7aa72db8ed6c2d3a5d3f58171e97cb673bc802b0f2acf1373b4c11714f0c4
- 02 L 7b9e35bde370767f8f3d206e277a05c9d454c8672369f97d4a92e79d74d01b1d
- 03 R 6aac665e6832d28f174afedf1ea86108028aaeee5d928fa53be15e503cf14b39
- 04 R ac3dd1beaee3cbccfa41b8ff49862d119fb1f01e9001f64688e8e7930b0a9319
- 05 L 4aa6e419ff979ba29f49607a22094429f9b8369dc0913f70b29d5c36c8eec1d1
- 06 R ae204dba25d35efd3844ff4fc3d13c46c1ff6339dd3682de1aa2aafd319b3122
- 07 R 6f2720713247fde6775283c38cbba18d501c5c9c558d65d41e6ecbd668a5bc77
- root 37e21794dafe4afc039668ba6f9fc9c98d6a90b3e28e86287a364e4ca57e95a5