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 LEGAZPI, ALBAY Award a ₱44.6M contract to AMEG CONSTRUCTION AND SUPPLYCities
Transaction hash:
52b8d9bba5c4bccd89c96de2ef47053f18ab6da3127459177dfd811f376f8a15
Status:
Included and unchanged
Block:
#5,177 836 blocks after it
Position in block:
Transaction 119 of 358
Award day:
Jun 7, 2023 (3 yrs 5 mo ago)
Value:
₱44,557,461.35
Project:
Furnishing of labor, materials & equipment rental
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 #5,177 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 LEGAZPI, ALBAY awarded it to AMEG CONSTRUCTION AND SUPPLY on 2023-06-07.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)COA's CY2024 audit of City of Legazpi 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 52b8d9bba5…6f8a15now …
- 2. Block Merkle root changedstored 16d42321bd…936089now …
- 3. Block #5177 hash changedstored 59e60f0982…aba697now …
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 357 records. Each step hashes the current value together with the sibling shown.
- leaf 52b8d9bba5c4bccd89c96de2ef47053f18ab6da3127459177dfd811f376f8a15
- 01 L 52899dc240f22e2ff89fd858fc983196140963b6be50744480f85c52942d5e27
- 02 L be86f10cc7ae5cc1d462c316815620b8cd0998fb776f0a23e29cb62e8a2d89b3
- 03 L bd588cc575f57f1b30102d4abb38dc207c0725a426b35fd7dfb3326d6ed952cf
- 04 R 3bb933815f71e2a62cbc4f9c49cbdca7681d033ef11f991b006c6be3f4e652ad
- 05 L 1533f47232801f3a109702bc17128eed5501b67e4707379f2334fe66b5a0db1c
- 06 L cb65010390bf5e38813a71dc8c5f1ccae35fc3c19a9408e50e459bc3bc5424d2
- 07 L b827fde8a52ef57bf0471aabc0b3ee7034dabb2a620856dfcab192a476ac57d9
- 08 R e2e59c2d2631d74fcc2b76e6927f3d097f77156edc678a7ee6e3f343758e655a
- 09 R e87cea883672c10e89d2c21b706846b31573ef911c5bb391d7c92673ebe490bc
- root 16d42321bd5c39a19421cd9aaec3e70f6e9e9069fa6c89dd5ad467c43b936089