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 PASIG Award a ₱71.0M contract to A.M. MAURICIO CONSTRUCTION & BUILDERS INC.Cities
Transaction hash:
4b77d2ee428c3d3c7844cf7151f86e53be00386b45600402701fa5f5e824f30f
Status:
Included and unchanged
Block:
#1,530 4,483 blocks after it
Position in block:
Transaction 29 of 85
Award day:
Aug 10, 2012 (14 yrs 3 mo ago)
From:
Value:
₱71,002,400.00
Project:
Construction
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 #1,530 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 PASIG awarded it to A.M. MAURICIO CONSTRUCTION & BUILDERS INC. on 2012-08-10.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 Pasig gave a "qualified" 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 4b77d2ee42…24f30fnow …
- 2. Block Merkle root changedstored c7e17ca3c9…950b33now …
- 3. Block #1530 hash changedstored adacd4d7d1…27f95dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 84 records. Each step hashes the current value together with the sibling shown.
- leaf 4b77d2ee428c3d3c7844cf7151f86e53be00386b45600402701fa5f5e824f30f
- 01 L 4b38347c34bc8a22c9e016034224036319830dee8922c754b4b35066c726b94e
- 02 R 3a9c68d79ccd689aa805c26ffb427d199efb7040aa03ec4652502bf86825b1e2
- 03 L ad29d16370f90e5cbea209123d4512406675ed2054ec8b27d06507a12a0b1919
- 04 L a3edd77e13ab8f811b79754c2e115d0201e771e31a07160edc382972c45b530a
- 05 L 732a26acd80fa94b3fc01858daa98a03887642bcb94f4b8132f007c659b7e935
- 06 R 15d088ae70ca67c6d9e06a4a65130198b6e61280ca5778f41137164ab9f01c9d
- 07 R 32f1e87aa5300b80af2aec4aca371bee034497d60f16aae4388acdcf1f43b836
- root c7e17ca3c9dee065b4aef4c18e730d9b654bb36096162729d03cb72ed3950b33