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 HIGHWAYS - CEBU CITY DEO Award a ₱947.6K contract to P.B. OBIAL CONSTRUCTIONNational agencies
Transaction hash:
8404f71a4efb3f22b6d48f7e7df912eb681e8880503efa725e7a746f2e6cabfa
Status:
Included and unchanged
Block:
#512 5,501 blocks after it
Position in block:
Transaction 30 of 73
Award day:
Jan 14, 2009 (17 yrs 10 mo ago)
Value:
₱947,588.68
Project:
Improvement of Multi-Purpose Building, Brgy. Kalubihan, Cebu City
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 #512 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 HIGHWAYS - CEBU CITY DEO awarded it to P.B. OBIAL CONSTRUCTION on 2009-01-14.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 8404f71a4e…6cabfanow …
- 2. Block Merkle root changedstored c79d9ef122…c5f8banow …
- 3. Block #512 hash changedstored bbb0e4820c…3eb54bnow …
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 72 records. Each step hashes the current value together with the sibling shown.
- leaf 8404f71a4efb3f22b6d48f7e7df912eb681e8880503efa725e7a746f2e6cabfa
- 01 R 855697714506c1e1532fba417723619711399c2a8b0c6ef772291e7cd85d2822
- 02 L a78cbd7bd0e8e08f2ff1e6ceefb462d5fd04f9132adb6aec563bc620548c1a3d
- 03 L 0a840dc0a2e8f5c06c8d70b418d91311e29aed75b3254e7496971d07d259a0f0
- 04 L 2cd65d76d720d7d49535ee35aba3367ef6e6211700f9ecf5dc4f3c4279b48385
- 05 L d38ace99ac39d6bab9954768095443b38e4c8c9cc9093d9702b1c15f2777510b
- 06 R 85a3175c4bce8671b379f040a1f98b180ec09034fbd406ae471fb9bd50c5e1b2
- 07 R 17ad0baa1f55949a38c266a1166dbf543c24f597ce8442ac966f227d41debace
- root c79d9ef122114fc8bbb226de39cdc959b1b1008105fc06e596ad7692e0c5f8ba