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
MUNICIPALITY OF SAN ANTONIO, QUEZON Award a ₱448.6K contract to TAD CONSTRUCTIONMunicipalities
Transaction hash:
45193c88f7d595db2a336a6d90c92b700d039f563a62d7bf58795f5ced4e5d8c
Status:
Included and unchanged
Block:
#3,562 2,451 blocks after it
Position in block:
Transaction 70 of 242
Award day:
Oct 15, 2018 (8 yrs 1 mo ago)
Value:
₱448,602.69
Project:
Improvement of Dagatan Lake
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 #3,562 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)MUNICIPALITY OF SAN ANTONIO, QUEZON awarded it to TAD CONSTRUCTION on 2018-10-15.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 San Antonio 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 45193c88f7…4e5d8cnow …
- 2. Block Merkle root changedstored 1d819452ac…c154e3now …
- 3. Block #3562 hash changedstored 45b83d0137…c29bf0now …
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 241 records. Each step hashes the current value together with the sibling shown.
- leaf 45193c88f7d595db2a336a6d90c92b700d039f563a62d7bf58795f5ced4e5d8c
- 01 R 46692baeefab3f953bac0aed13eb3e955029f898b5ca2224a9dacada36c1aca6
- 02 L 978481eb0eb80dec9e6697a6a3b06b0f27d8607a9ce05ec11632dd91b9acfacd
- 03 L 0630738902acfba26db46263c53e9653fdbcbef25008a6efdf05b4f0fcea3eef
- 04 R af6f7e16f7aa241510896f2c4497b152d4045e67b000e57b890dc60810975282
- 05 R d086799f9d4cf58ae3e107d875f293530855a2c69567478ab59c64b877071e28
- 06 R 40008b8401aea4348c4c039bd5ef682059d527fc2f6f6f9d7242f16b93710310
- 07 L 3dc9e7e51b5e10b92b623dbc36c50a85dfbb138c95101e7ae7d01e1f6f785468
- 08 R 5950f03883d5dded756aac4f8e07479f0dc94cfd02171fb9d105a6879fe2389e
- root 1d819452ac83b838219b877a219eebcc807c942162129b246b42a1508bc154e3