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 CARDONA, RIZAL Award a ₱7.6M contract to J.G. GUTIERREZ CONSTRUCTION AND TRADINGMunicipalities
Transaction hash:
8a7742f69a8b401bc171ce6be91bd30cacd88dba30c7f8bc5b5382c6af33e66d
Status:
Included and unchanged
Block:
#3,082 2,931 blocks after it
Position in block:
Transaction 103 of 192
Award day:
May 23, 2017 (9 yrs 5 mo ago)
Value:
₱7,606,925.45
Project:
CORE LOCAL ACCESS ROAD
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 #3,082 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 CARDONA, RIZAL awarded it to J.G. GUTIERREZ CONSTRUCTION AND TRADING on 2017-05-23.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 Cardona 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 8a7742f69a…33e66dnow …
- 2. Block Merkle root changedstored 392c145661…821b53now …
- 3. Block #3082 hash changedstored 01655cd694…fbc3b2now …
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 191 records. Each step hashes the current value together with the sibling shown.
- leaf 8a7742f69a8b401bc171ce6be91bd30cacd88dba30c7f8bc5b5382c6af33e66d
- 01 L 88f23efae4fcbeb8158d373996d0f6c989e0de000998d331ba6e87439fa5d232
- 02 L a77f975b58634b6841254fa52c43588edcf47d022d114ff1bb7a4e95ea25c31c
- 03 L 3d3b91503327a0c8bb389f92d1d5ca131c8ad770eab049da50ef939e7730e4b0
- 04 R a2bc6f450894f07017990cf51a6a6954566366dd9baf339b0619260cae59bdad
- 05 R c59a20c6864754cac06425d9da844d3b36c094ffa65f490f0b67833dc01c6174
- 06 L e75c796da7a72b246018e1862df94efce138fa0894993e2c7accc728d4f86272
- 07 L b79ddb0bbe21465573cf6ee08cb8c6cf817b3cc7ffd54f197094a258d0919c21
- 08 R 66e878703293ee4bc27ecb338ebab42002b09822574f9a30e117b5ee91d5c750
- root 392c14566198a0d8bb6b009b6bc1fe36eca61fc059ed045b708965bfb6821b53