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
CITY OF BIÑAN, LAGUNA Award a ₱19.9M contract to VGR-A CONSTRUCTION INC.Cities
Transaction hash:
c695d07f3e6199d787c1bbdf6ecf458ac15f0a7a97a5467e58248ad1bbb68fd2
Status:
Included and unchanged
Block:
#4,715 1,298 blocks after it
Position in block:
Transaction 536 of 695
Award day:
Feb 10, 2022 (4 yrs 9 mo ago)
Value:
₱19,890,871.58
Project:
Construction of river control at Purok 3, Brgy. L
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 #4,715 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)CITY OF BIÑAN, LAGUNA awarded it to VGR-A CONSTRUCTION INC. on 2022-02-10.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)COA's CY2024 audit of City of Biñan gave a "unmodified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 c695d07f3e…b68fd2now …
- 2. Block Merkle root changedstored 226f35e30a…96da7anow …
- 3. Block #4715 hash changedstored 00db43ec95…27439enow …
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 694 records. Each step hashes the current value together with the sibling shown.
- leaf c695d07f3e6199d787c1bbdf6ecf458ac15f0a7a97a5467e58248ad1bbb68fd2
- 01 R c6ac397070c73590c92ec91e7b5fb3283912c9df4e6f30460958a3a7df49fd88
- 02 R c4c702b2646e14c6f9931d2085eea8fe45b6351560caf59245a87f7f18234ec0
- 03 R a4869d626c664e5995ff28bc6198f044a78d7de16aa0cc96805fed2ec346fc25
- 04 L 926b04a7504ba376e1312389de5a08236fa2895cc9da8abac8ad731b43425684
- 05 L e94b14ef096b4fa5ae2c1314fa7d11fe82d5517fa398f04d2e6f813537f82104
- 06 R fb68ec9d345a0e807c663c9184e8b3e5f4110fc430415f9209fd17ef3491237c
- 07 R 7412b4a5cfcc697a16ade26789a02f580784907ab18249299990a17693f4c0a7
- 08 R 5c8d6a7732672b2695189c36ebe0adef944ab849c0a5368718ad779497cca9a9
- 09 R 0177e1a02d61d5c8791f0db9d74e79cf98fab5a5c3ab6eb9be1a92f5943939f3
- 10 L 9032c9f5025a27c4d33323b01fc24f6accd44c0c41a6f418c2be95dc69b7900c
- root 226f35e30a96252c01dad324b72db381ad38b0f67e022990baca861e3e96da7a