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
SORSOGON STATE UNIVERSITY - SORSOGON CITY Award a ₱4.8M contract to SIATING CONSTRUCTION & DEVELOPMENTNational agencies
Transaction hash:
ff6faf7486a747d9efc19ec33d3da321ed2f4caaff55e29ab27b6748e0d6f285
Status:
Included and unchanged
Block:
#4,712 1,301 blocks after it
Position in block:
Transaction 683 of 686
Award day:
Feb 7, 2022 (4 yrs 9 mo ago)
Value:
₱4,843,339.31
Project:
COMPLETION OF CONCRETE ROAD AT SSU ENGINEERING EXT
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 #4,712 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)SORSOGON STATE UNIVERSITY - SORSOGON CITY awarded it to SIATING CONSTRUCTION & DEVELOPMENT on 2022-02-07.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 ff6faf7486…d6f285now …
- 2. Block Merkle root changedstored 25545dc17a…47fb08now …
- 3. Block #4712 hash changedstored f9dc3fcdfe…1ee3d5now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 685 records. Each step hashes the current value together with the sibling shown.
- leaf ff6faf7486a747d9efc19ec33d3da321ed2f4caaff55e29ab27b6748e0d6f285
- 01 L fefa3c909434ae7a24a3c769d4c022bd6c726a0b8722f83297c330351f82f794
- 02 L 7aab6bea3e4b9cd6660bfaa8246786828e30adc6b29a85d99e9f3975f085500a
- 03 R d4dff0e9cd86a31060018f681d8f4cbaa9a2fc10b682a333e08a99ce043d33f9
- 04 L 72ca33b38e10e565e9fa6c2f313bfe896b4c3de4157d099a2d7d23b410a81097
- 05 R 4daece52eef740c661aa17c9ca19ef04f871d82ad62c433154d3629288c00ccc
- 06 L 476f66c4e73dc107249808ab068bacc00c588ffa3734eb4ca5a1928efa6c3085
- 07 R 5451dc77f1a8a8ee64dbccd41a2d7ff6ed301da067d63730290e424d88d47a3b
- 08 L 014c1fccf777a1635ba0e8733effc0bf3ad85a4e71eb88348bb9be3dc0c0ad8f
- 09 R 82bd33726349500534ffae682a587cbfbc4d6bfffa265a50af4999bca14297f1
- 10 L 8e9f96d977b4123b61dcfccd526b307d4f994255b3d9486c3256b690e3600388
- root 25545dc17a5e403207ff7ac055bc0578a33eb311bc3e2bcf4449df18d047fb08