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 SAPAD, LANAO DEL NORTE Award a ₱499.5K contract to AYAH CONSTRUCTION SERVICESMunicipalities
Transaction hash:
e37f1276ff7f2cc74c2fe69da918349687ddce545b225252bcda47225b26029d
Status:
Included and unchanged
Block:
#5,021 992 blocks after it
Position in block:
Transaction 327 of 371
Award day:
Dec 29, 2022 (3 yrs 10 mo ago)
Value:
₱499,500.00
Project:
CONSTRUCTION
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 #5,021 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 SAPAD, LANAO DEL NORTE awarded it to AYAH CONSTRUCTION SERVICES on 2022-12-29.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 Sapad 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 e37f1276ff…26029dnow …
- 2. Block Merkle root changedstored 580ecbebc2…9e27b2now …
- 3. Block #5021 hash changedstored e53572ea6e…4ee8eenow …
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 370 records. Each step hashes the current value together with the sibling shown.
- leaf e37f1276ff7f2cc74c2fe69da918349687ddce545b225252bcda47225b26029d
- 01 L e2ef0a1a82ab4dda57fb7c191ee7a9e873533035b4e73a4827acc060de18b5f9
- 02 L de72f562b52e3cace28130a5e191ee4b68a8d13ebdf88000f595bc224ca3d963
- 03 L df8141d4d5b85044aedf5510e27727216c73edaaa91408c6b571852fe3a11c87
- 04 R 0380b5722fb300e595be0d0cdc5fe4d270c2721eca3429eea0ca5217ce961596
- 05 R 383a9c3a368115f7fc18dc2adf355a3dde4f6981d35bab5d9fc6358b9d41dbab
- 06 R 6f1bb584a3aaff8bbfe4fc3c882eb833e0fce6d652e903cd3ee181d8323a5d48
- 07 L aa4d181a532accbea289aa52907efb7140e0be4842a82b290d200ae58e3ec47c
- 08 R 403b91a6c2b4250b17684402361f4938c65b6f8da77991a99800a671b45dae53
- 09 L 16445089e0c21c9345327dfb42f1e9cf55af1f0648f9547015f3d64fbb76a84d
- root 580ecbebc2cb4e43598b55a78cf2ca298623c302e49071fa8cf430e0159e27b2