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 BIÑAN, LAGUNA Award a ₱9.9M contract to DATZLAV CONSTRUCTIONCities
Transaction hash:
ba19e7a2eaae918b2eaeadfdce35cd4251c2fd11986ce9f6bf927ce1ff4ebfd2
Status:
Included and unchanged
Block:
#5,237 776 blocks after it
Position in block:
Transaction 243 of 325
Award day:
Aug 8, 2023 (3 yrs 3 mo ago)
Value:
₱9,899,494.15
Project:
Construction of covered canal at Ilaya St., Brgy.
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 #5,237 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 BIÑAN, LAGUNA awarded it to DATZLAV CONSTRUCTION on 2023-08-08.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 Biñan 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 ba19e7a2ea…4ebfd2now …
- 2. Block Merkle root changedstored 2571b598b0…f5c217now …
- 3. Block #5237 hash changedstored 5d3db7150c…63f623now …
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 324 records. Each step hashes the current value together with the sibling shown.
- leaf ba19e7a2eaae918b2eaeadfdce35cd4251c2fd11986ce9f6bf927ce1ff4ebfd2
- 01 L b688b4b8df96c7f5093303486d2a5e082b054c7189a093071c466058c0a969a0
- 02 L 7d51dbaf3e6668920b2a0f788625640f741dfad45993f1cb5d2301c33138eda8
- 03 R 70ea6b2f39a5be118eb38bc9924782e68b0a0615a1ae705dcc064e1ad39715d0
- 04 R b128fbc95e218e3a52d3532a127cf7617a071f6459a456a9d9d95fb4545bcc43
- 05 L 3056a1bc90910914eb4045681886531d4cc74e2f2ed1e52ca443224f124003fd
- 06 L 015941e1095cb518db3602682455a70745fb8ede4b0e6deb120910db5a35aa78
- 07 L b445bb1121e3dde99c90b5d15a6b49dad06e1e4da2b21744090d4d6c56e6598e
- 08 L da4d41669e8680c9031cf81b3b195094f4eca97c6eb6bc0061c914b6ba69c30d
- 09 R 6da2c469bab96c221c0eeca6f4e2b33dbf7824930d083dea1f35d139e3eb3c86
- root 2571b598b0a49fef041958f12f9853021ff47d7db58d9ee5ef39c5b16ff5c217