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 SAN PEDRO, LAGUNA Award a ₱10.0M contract to FOURTH GENERATION T CONSTRUCTIONCities
Transaction hash:
ba55a3c7ddd6f5fab9cf599fc9d5cca692e6376192613859ab18361b18569cd1
Status:
Included and unchanged
Block:
#5,750 263 blocks after it
Position in block:
Transaction 194 of 266
Award day:
Jan 23, 2025 (1 yr 9 mo ago)
Value:
₱9,975,000.00
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 #5,750 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 SAN PEDRO, LAGUNA awarded it to FOURTH GENERATION T CONSTRUCTION on 2025-01-23.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 San Pedro 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 ba55a3c7dd…569cd1now …
- 2. Block Merkle root changedstored aaa4da6bb6…74aeafnow …
- 3. Block #5750 hash changedstored 77dc7ec2a5…590030now …
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 265 records. Each step hashes the current value together with the sibling shown.
- leaf ba55a3c7ddd6f5fab9cf599fc9d5cca692e6376192613859ab18361b18569cd1
- 01 R bac655e622c9ff3ae39acfb2c322438e3099dc69ea11ae7ed4479627ac5804cb
- 02 L a8ac6cd87e7a7d6140f897ee08c9b3e6b71e22ebc5e930a15f65c0de17eb1d65
- 03 R b2a66ad86f2995ede32a66284b5646c34af39a5f3a82ef92b75f3a86194a870c
- 04 R e28a04f33fda1a7f2e27a4bdc40d28c05cbed2b8b5166c6544edfd7be8f007cf
- 05 R fc9afc05d946f9e5cfb2b7cb515e58018f2751610d49a05606489b7e43b4f654
- 06 R 49d17eb6f91c5a30287a73207cd1fbb39c390b3fecbf17abaaac0603104fc464
- 07 L 4bc6892bb87408a102bbfbd4f4582f7d876db38dab38cdf812919ae7acb68992
- 08 L 0569b58085a9b8dc351452a668c860189de49baaae8bde7cab24e695c1fa44f4
- 09 R 06723081fe962d5dbcede4413f91211e54d3b394255cad88b93c314f80ffcb9e
- root aaa4da6bb6e0a18875985ae852d67860ba86aabb643388c44f20e4437674aeaf