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 - DAVAO DEL NORTE DE Award a ₱9.5M contract to TAGUM BUILDERS CONTRACTORS CORPORATIONNational agencies
Transaction hash:
6efcfc824441dba24525115c545562473774e867f868be10c58dbf9d8a7a70f3
Status:
Included and unchanged
Block:
#4,140 1,873 blocks after it
Position in block:
Transaction 119 of 283
Award day:
Jun 22, 2020 (6 yrs 4 mo ago)
Value:
₱9,500,137.98
Project:
20LC0060 - NRJ Sagayen-Sonlon Road connecting
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 #4,140 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 - DAVAO DEL NORTE DE awarded it to TAGUM BUILDERS CONTRACTORS CORPORATION on 2020-06-22.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 6efcfc8244…7a70f3now …
- 2. Block Merkle root changedstored 6b32ed3a32…2486e4now …
- 3. Block #4140 hash changedstored 052322b0f1…3b2213now …
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 282 records. Each step hashes the current value together with the sibling shown.
- leaf 6efcfc824441dba24525115c545562473774e867f868be10c58dbf9d8a7a70f3
- 01 L 6ed5d7f2fd309913e4dff1637cb9b35a7780543a3f43a78186bdec58a8b5010b
- 02 L 6dcb7db8e061ffca6f8443f4a82d08318f4e28e6fe631e941b4cdd45c68c504d
- 03 L a70037b469cbe4b8d18d9a11fdb7dc703d669c7fc87a66cf696ec08701bd38d4
- 04 R e96919ca694ea486d9ed7d5979aac8eac9db841ae4828a720fb31416d259c117
- 05 L 18c31226951080e64af27e17394358cdf45235c365409bb163dc87a062761bf1
- 06 L ed6c524f6f2e3e69c2b48ea865f819774081bc093d2e602c3fed63885b1dca0e
- 07 L d8f5bcc0c517acd5355b720393420fe7383989b8eea680968b89afea7a9c3e29
- 08 R 17a5d6c7f1d1cc8c28223dc335420021d4f6c360bccb2739e415355949b209d9
- 09 R 8b8cd98f94b24e8a0874090b6cdbcb2f4358b615053647eca22672dceb5fc9e7
- root 6b32ed3a32ad36d966f6fb92ba4dae32677ba246bf0ec5bb8de42eb8932486e4