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 STA. ANA, CAGAYAN Award a ₱2.0M contract to APS CONSTRUCTIONMunicipalities
Transaction hash:
cfb16259ecdc3213f01a29cddb92592525b43652b1862371ac5e35a140fccf52
Status:
Included and unchanged
Block:
#3,517 2,496 blocks after it
Position in block:
Transaction 330 of 404
Award day:
Aug 28, 2018 (8 yrs 2 mo ago)
Value:
₱1,995,447.80
Project:
Local road upgrading of 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 #3,517 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 STA. ANA, CAGAYAN awarded it to APS CONSTRUCTION on 2018-08-28.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 Santa Ana 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 cfb16259ec…fccf52now …
- 2. Block Merkle root changedstored fc09fe4823…df4139now …
- 3. Block #3517 hash changedstored 9f62217e51…28b135now …
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 403 records. Each step hashes the current value together with the sibling shown.
- leaf cfb16259ecdc3213f01a29cddb92592525b43652b1862371ac5e35a140fccf52
- 01 R d0004cb2abe0410af486111a36f5aa10968c9fc1a808435a2407b15bb90d64b5
- 02 L 0e6fdb2d0013cdbec596fd2e6dc64694f3084c08ac0016939617627678d03a0b
- 03 R b4718c75e88b7eb7f620d39636d859ab15dbb9690afe36245dd581a341e98a3a
- 04 L 76db2625b6d9f0146c05df8b2f54c7c8238306d84c0c36b5e7cabeac589cdf99
- 05 R b58c0e26a5f5ec03a3debb4adec4f4276f3ee0121a8a91f4dfaa73103e4f6261
- 06 R 999cce8ba7da178184f5c9ebf5a3d319bc5ed151939e9d48bbd64ed96504929d
- 07 L db179bf7da9e921d210025d08ff3f082d22fb27e795f79f09af2e9dd9f5094d1
- 08 R 019b5c08db3edbf4d79fc176bfff1f99a86adff696d8188937059e6b3529297e
- 09 L 25e923c167716f4d11c9356d021e4903364e84676add0d1e48244ad353818c8d
- root fc09fe482306ce5a8174d0309ca5153578d1bd90beec544779722aef32df4139