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 GAINZA, CAMARINES SUR Award a ₱1.8M contract to A.T. EVANGELISTA CONSTRUCTION AND TRADINGMunicipalities
Transaction hash:
b65729256f7e3929454bb78cca82ed46ee5193c44706b34a530fe33af1b47ba2
Status:
Included and unchanged
Block:
#2,024 3,989 blocks after it
Position in block:
Transaction 62 of 102
Award day:
Mar 14, 2014 (12 yrs 8 mo ago)
Value:
₱1,787,196.10
Project:
construction materials
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 #2,024 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 GAINZA, CAMARINES SUR awarded it to A.T. EVANGELISTA CONSTRUCTION AND TRADING on 2014-03-14.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 Gainza 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 b65729256f…b47ba2now …
- 2. Block Merkle root changedstored 1a46f03f8d…3aca82now …
- 3. Block #2024 hash changedstored e4a7f9bbd4…91ee46now …
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 101 records. Each step hashes the current value together with the sibling shown.
- leaf b65729256f7e3929454bb78cca82ed46ee5193c44706b34a530fe33af1b47ba2
- 01 R b694b956df06a21533c512c6e960da564e402e46eb8f483f393cbf9046ba34d4
- 02 L 2ff888bcbdca62fbc9abef02dc4d441952f34c6019ee8efe9516e621a114b149
- 03 L 2cb549ed4becae17a235e7c947986e4d4b550d4e72e1f7c94bfac6f98abb3715
- 04 L d5645d7f5fea0b845c8c52fcc94917fe315b37a065652cc416f35a731fe995d8
- 05 L 7b36792e2f8283ec490b7da7cede2530d0157f2cd3919bef67806c7d1b75c31f
- 06 L fc9b44112e2eac3c020402cf34ff44185dcf0c1bc762684e2fd9c1aaf81496cb
- 07 R b7dc2517f82d05e8de98d968e3725a1c929fc3cdc99f6c20a76a6270fcdc863e
- root 1a46f03f8d79204a7ed456ffd20abf3ee647c282fa474715636aeb89373aca82