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 MATEO, ISABELA Award a ₱2.4M contract to A. DE GUIA CONSTRUCTIONMunicipalities
Transaction hash:
95b8bcdb3690aaa9f79f282f2c25c5297deafdaaf0c1998353507bf50faa0099
Status:
Included and unchanged
Block:
#2,793 3,220 blocks after it
Position in block:
Transaction 88 of 164
Award day:
Jul 15, 2016 (10 yrs 3 mo ago)
Value:
₱2,449,956.11
Project:
CONSTRUCTION OF NATIONAL CHILD DEVELOPMENT CENTER
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 #2,793 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 MATEO, ISABELA awarded it to A. DE GUIA CONSTRUCTION on 2016-07-15.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 Mateo 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 95b8bcdb36…aa0099now …
- 2. Block Merkle root changedstored 179da742f0…72cf82now …
- 3. Block #2793 hash changedstored 52ef6f6fc2…cdd811now …
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 163 records. Each step hashes the current value together with the sibling shown.
- leaf 95b8bcdb3690aaa9f79f282f2c25c5297deafdaaf0c1998353507bf50faa0099
- 01 R 9777ad9c7be1dcc8a8a31ecffc453e4aced37f5eb2bcbc7bc49a82ddcaa694b3
- 02 R 809fc56ff0c027925ad4041fc34aa1992daa53d67c3c4a3191b0534e7c6e428c
- 03 R 5f7a1b44b363f62e6e4d0c35cff9bf4d45e79514c1b88e141bb570122209de5b
- 04 L 2cd798845c121dc595f79936a0b563b96a45ab792ee60762ef3b12fa683afe6a
- 05 L 229cba4a61f6867efc07f29b57d781bc8ed7c9434c9feb470a9ab2ffa27aa8e7
- 06 R 8a38473d7f07667e0a9313ff2038594d2e1b2b61fe7373d4201968551b597f2e
- 07 L 1c8796c130f9939db8b8ca6aa4bc0e0e603efb47ff7fbbccf5bd1834c4ab7d7f
- 08 R f84cfd53558c39bf6a582247b4a259149a8b46c1f91365de4b43fdfb4516081c
- root 179da742f03be63cbdb3f551513d4dd5227f145cb7a0b39e47ae71412072cf82