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 ₱4.0M contract to JAICA CONST. CORP.Municipalities
Transaction hash:
c8a6350f6b06c5a64ed4e6001801edf95fd041d535dba0d44459a3ca08c0e12b
Status:
Included and unchanged
Block:
#5,785 228 blocks after it
Position in block:
Transaction 702 of 901
Award day:
Feb 27, 2025 (1 yr 8 mo ago)
Value:
₱3,983,433.00
Project:
Installation of Solar Powered Streetlights
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 #5,785 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 JAICA CONST. CORP. on 2025-02-27.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 c8a6350f6b…c0e12bnow …
- 2. Block Merkle root changedstored 5421bd5222…f8f24cnow …
- 3. Block #5785 hash changedstored 729396c659…f542f8now …
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 900 records. Each step hashes the current value together with the sibling shown.
- leaf c8a6350f6b06c5a64ed4e6001801edf95fd041d535dba0d44459a3ca08c0e12b
- 01 R c8bf749613ed9b93ea287d4e1ba5b0b1b0301430a4cf49e5f7372b2276ea94df
- 02 L c8dc1a4437582ef329d90310664f09aa3b5f00b6105b5ef29b470e082b0cbf21
- 03 L 18b9580bcc1f40b60b12639e95e83567d9e2286ccf99466eaa96be78be9d9982
- 04 L 0609c2ed1f648d860f54cdb55303f8890d29becb11cae41ad9d3cea096f8de97
- 05 L 74bdbb58b1f66b4f09bf4f5cf7f607a3db7badeb34cff013e50ea88499c52642
- 06 L daddd3639800ac9011d2188db6c904532ec2fc33f1939928f1e508318f6e6226
- 07 R c6f4b58df754f66b20f9f1a5b37fd71125285450ac4fcebec0e99ce06b2be2ea
- 08 L 701e29b192069e726c169f4a6e1d1ff62e3347b6e5859e6cf678b3d8031b8a6f
- 09 R 97ef42ee6beb711cac37084180876f894196e6d3c85cdf821db69f8e102d3a99
- 10 L 2751709912a00ce240523690cfb63911ec507a31139ce2045f75cef1bb62873d
- root 5421bd52226ace0a3d64fa7f631d417b3840e2cb504ae6f19af19b6b3df8f24c