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 SANTIAGO, ISABELA Award a ₱1.9M contract to VB MANUBAY CONSTRUCTIONCities
Transaction hash:
f4f2d079bb18b541a7c4829d658aff3e9ef0631ae0a45bb06fe8edd478b332d8
Status:
Included and unchanged
Block:
#2,348 3,665 blocks after it
Position in block:
Transaction 169 of 175
Award day:
Mar 12, 2015 (11 yrs 8 mo ago)
Value:
₱1,918,644.43
Project:
Construction Projects
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 #2,348 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 SANTIAGO, ISABELA awarded it to VB MANUBAY CONSTRUCTION on 2015-03-12.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 Santiago gave a "qualified" 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 f4f2d079bb…b332d8now …
- 2. Block Merkle root changedstored d5672e5d94…63937cnow …
- 3. Block #2348 hash changedstored 3803ddf2c8…496762now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 174 records. Each step hashes the current value together with the sibling shown.
- leaf f4f2d079bb18b541a7c4829d658aff3e9ef0631ae0a45bb06fe8edd478b332d8
- 01 L f2c864a4017c6360d129f173952d089b728508aa019012efa874eca3ec6e330f
- 02 R 2900f5213e5809c58ba48de94adf1a1e301ce3494b0d7b8694d8d15c93a25ee7
- 03 R 4a1111100ab4d2dbae693ca8f4daeee36f705fe699fb0f47022c64c50353b8c7
- 04 L ba338d86be26940849aa1c276d69d2215b8a91b7b58ba382a20f7e3d806decac
- 05 R 9b7c451793d282834c199eb14cee152a77128e1ec94a8c1262325fe8fdb3e6dc
- 06 L 5b0488c4c3c70254cf22a6c99264008efc6a69cb8341837d85dce6eeb5fb98a2
- 07 R 58711a120c2140786fdc7926591bee58e999eec699214b47de471ba3e4bfab80
- 08 L 9d537a907563c3c5be1fc98be2771c112acebfa119f0eb6ae978df78bb6f6e05
- root d5672e5d94226e3513a3dada551b2425d3a51088e9c165c1fc6e8fdf9f63937c