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
PROVINCE OF ANTIQUE Award a ₱1.4M contract to E.R. VENZON CONSTRUCTIONProvinces
Transaction hash:
5fa20cf1daa0197ebb1f9497ccd1e28dc1cf4a12efea2e162aaa6a621bab28a2
Status:
Included and unchanged
Block:
#4,833 1,180 blocks after it
Position in block:
Transaction 75 of 210
Award day:
Jun 21, 2022 (4 yrs 4 mo ago)
From:
Value:
₱1,444,218.30
Project:
Construction Projects
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 #4,833 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)PROVINCE OF ANTIQUE awarded it to E.R. VENZON CONSTRUCTION on 2022-06-21.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 Antique 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 5fa20cf1da…ab28a2now …
- 2. Block Merkle root changedstored ad6d71bde3…389a27now …
- 3. Block #4833 hash changedstored caf831b01b…babf17now …
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 209 records. Each step hashes the current value together with the sibling shown.
- leaf 5fa20cf1daa0197ebb1f9497ccd1e28dc1cf4a12efea2e162aaa6a621bab28a2
- 01 L 5d84f36e3720c845b1b244fd3ba52618063428e5aa2f4bcb05f49068b619b5b1
- 02 L 1a1bb58e456ab34904e56769f46131c1716182622787facfa57348207c09d18a
- 03 R 8ce031fb639a68b9307b037b44f7028463285378aaf883d1cf9a9c9b4c98618c
- 04 L 81cb1b85ad9b6dcc97f933f7be5f1d529101943f1bc256d0360e98b3bd027319
- 05 R 2057c2ef3be1f13a8b556f7d64877cf20878fdc35d6ff46a2da0cbe3a5465251
- 06 R bf7a35afb13e331cd3e58bbac955c59e74c54ad6909e7715658d63810c34d8c4
- 07 L 1a76c9f9eda787ff8cdf500db54948fab32917dd5f686998dbee9b654adb3eb6
- 08 R ea0669af64597c034a226b73245bbedf59ba71f9d0f200fd9bdc11ce3fee463c
- root ad6d71bde39dbaa8534063ce3dec8d03427c04ca7699a07e695107ef92389a27