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 XII Award a ₱94.5M contract to BRE CONSTRUCTIONNational agencies
Transaction hash:
fb1d2fd6c0aeff0de290e72656e808612707d5c6defa52368693118eadb898e1
Status:
Included and unchanged
Block:
#4,290 1,723 blocks after it
Position in block:
Transaction 430 of 436
Award day:
Nov 25, 2020 (5 yrs 11 mo ago)
Value:
₱94,546,975.28
Project:
20M00038
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 #4,290 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 XII awarded it to BRE CONSTRUCTION on 2020-11-25.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 fb1d2fd6c0…b898e1now …
- 2. Block Merkle root changedstored 0a8aa90194…7e605enow …
- 3. Block #4290 hash changedstored b0ada12afd…4f89dfnow …
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 435 records. Each step hashes the current value together with the sibling shown.
- leaf fb1d2fd6c0aeff0de290e72656e808612707d5c6defa52368693118eadb898e1
- 01 R fbe78e7a09a054e24e98907a4b31756d437470bf85c172cc031bef6b84f4e914
- 02 L c8fd87dd8569ba5b491f73bdda165da6a3c52ec88557c1324d75124f2e5dbe90
- 03 L f4fad8f37ce786b9e8abf260d87b01eebe59e9df8d405f3b2175b20360a17be7
- 04 L a4d8863129314ac671b4e8ee5967eb4c749e16d54825f86a8186df1472f64ae1
- 05 R 4c41feb06925da63bf676a07d816849d5f6260c6650a38bde87b97abc7dab5df
- 06 L 7a099c0050d88f4b423498cacfe04ea409f430670133fd3ab936dbd32daaf3ae
- 07 R 2cd8d4f78776d167165b0cdf61921046b67c1f15ab9eb6e275f4a7d5825bbb96
- 08 L 7fd341a2c5e412966b2d764444fe62cde45547b1435747b57f30704b730e038b
- 09 L 508bd9992fafd074a218fc7017aa642fd333bcc98bfd6819f108e62efec96dcf
- root 0a8aa90194bbb0447bd26be57d4ec2ab6a284d944a8c56dbbb21ed978c7e605e