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 POLANGUI, ALBAY Award a ₱1.5M contract to ANPRE CONSTRUCTION AND SUPPLY, CO.Municipalities
Transaction hash:
15baa5cfc0cf2bdffa02c2850a781695b3fba1fbc271983b3fcf3a64b79e2e03
Status:
Included and unchanged
Block:
#5,157 856 blocks after it
Position in block:
Transaction 20 of 265
Award day:
May 18, 2023 (3 yrs 5 mo ago)
Value:
₱1,494,847.59
Project:
REHABILITATION/IMPROVEMENT OF PROCESSIONAL ROAD AL
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 #5,157 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 POLANGUI, ALBAY awarded it to ANPRE CONSTRUCTION AND SUPPLY, CO. on 2023-05-18.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 Polangui gave a "unmodified" 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 15baa5cfc0…9e2e03now …
- 2. Block Merkle root changedstored e9707e2d19…f9eb0bnow …
- 3. Block #5157 hash changedstored 3ef60d891e…11555dnow …
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 264 records. Each step hashes the current value together with the sibling shown.
- leaf 15baa5cfc0cf2bdffa02c2850a781695b3fba1fbc271983b3fcf3a64b79e2e03
- 01 R 166bde0846f1ce44b0d3b156c0adbbd6cc9eb4da81fdd1b89c5a063352b1f0c2
- 02 R 81a9169cfb2ad6193604a5d69617889209928a13a24c59cfce2818e6408e20b3
- 03 L 0d57b293c3cbcb753ca6d84d8200fe65bf2609134c0fc33d18537173c22104d3
- 04 R 82e49208d8df30e118a8d2425ecb34ddec31ca763f423eac1349046125aa1318
- 05 L 02c37b96ca59727ccc561fa6040665e4bc1e8f981db3919ac5c4f742db0da46c
- 06 R 27c6dd50438f013551aee60197b9041e8188d67bff5959f48cbe7afb592ab21f
- 07 R 731c2110e6ea1f0c22206871cd534bf6fc05de70413a71bb854cd352bb693769
- 08 R c3f75d5ae182a411761af6b34781b664a2533471f211ce659e51f5b151e5549d
- 09 R 10f46993be8093a2038f236f91cdbe0f2a0a42c753cab39799f10bdd43228ece
- root e9707e2d199d8eec75e1ce5ef411edf81bb465162807c5d562817e07d8f9eb0b