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 - DINAGAT ISLANDS DI Award a ₱62.1M contract to JMT CONSTRUCTIONNational agencies
Transaction hash:
b3ee3a4029fa02ad566c80ebad09cf06f2104d50dfa242d263733a8633f5d1e2
Status:
Included and unchanged
Block:
#4,723 1,290 blocks after it
Position in block:
Transaction 341 of 500
Award day:
Feb 18, 2022 (4 yrs 8 mo ago)
Value:
₱62,098,259.45
Project:
22NE0046
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 #4,723 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 - DINAGAT ISLANDS DI awarded it to JMT CONSTRUCTION on 2022-02-18.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 b3ee3a4029…f5d1e2now …
- 2. Block Merkle root changedstored caafc3a8a8…90c63fnow …
- 3. Block #4723 hash changedstored 661e4dcdad…4303f7now …
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 499 records. Each step hashes the current value together with the sibling shown.
- leaf b3ee3a4029fa02ad566c80ebad09cf06f2104d50dfa242d263733a8633f5d1e2
- 01 L b3a6ccd537caf46e250df92ce16de624633cfb711216cedb181aa5431201abfe
- 02 R 0d81a5560a9dc56adb0a4bcd30f3cfa980ebfe7506928e85ec32032399f5bb10
- 03 L 193f9db6c3aafeb6bd733a48435f2c3e93b14bfd5d807d5eb139636e612bdc18
- 04 R 722d3ea5a8d9addd1416117d7e0ab300a9d85e504e67ea79e908f74da375a985
- 05 L 24c6247efca5966fffdee75c82b562bd1cf03991fa240d4df2acde3c60ca43f8
- 06 R 86f34a132b739b99fbc7cbd73879dc8fb8b755977e3fd3fee14a91d556cbe101
- 07 L 1681b5cc514d499050674338eae97182cd7f853c424240492aa0739df36e6312
- 08 R d8a4c350218c51326aee0cb49fca0931f80d5dcd437242d05e29af79fea8fe93
- 09 L 1c303421902bd57bbb19abe72aed069a8eb76e1d338d3fe962579c249cc9112c
- root caafc3a8a8428f5546822433578ee6dfa4fb0c763708cd2b56f8feb9b190c63f