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 PANDAN , CATANDUANES Award a ₱497.4K contract to GUAMOR CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
80a51830c5fa6fc5d3e4ba34d64b5c5a494957f570e9010bd58dbc7890094980
Status:
Included and unchanged
Block:
#1,220 4,793 blocks after it
Position in block:
Transaction 15 of 35
Award day:
Aug 18, 2011 (15 yrs 2 mo ago)
Value:
₱497,381.00
Project:
Repair of Public Market
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 #1,220 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 PANDAN , CATANDUANES awarded it to GUAMOR CONSTRUCTION & SUPPLY on 2011-08-18.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 Pandan 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 80a51830c5…094980now …
- 2. Block Merkle root changedstored 59e21ff8fc…50be5cnow …
- 3. Block #1220 hash changedstored 242af75018…607febnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 34 records. Each step hashes the current value together with the sibling shown.
- leaf 80a51830c5fa6fc5d3e4ba34d64b5c5a494957f570e9010bd58dbc7890094980
- 01 L 78b7d608b5c40d35c18e9f2fa36ec48f7a571924f33512592677157e2cf163a8
- 02 L a1acc9a9f00b18a7613a217d83015d17887530e55bd0152a6df5de0a2641e46b
- 03 L 4831e2dee5eed65b9f309b5843c9a5b6b5db12d483857a391fe1af0c920646e1
- 04 L a669b234be742c9a455465431c6934848e34ff24d033c7b7976484e432542a50
- 05 R 5db48ec8b03130138608fe736258e321bfd958b58930951330c53ff04adf53e8
- 06 R ef24aee76518962a48d2beb79528d3235d4146781064017b17f4e408bfb01b56
- root 59e21ff8fcf37cb3c33d541d18d351295e957edb81e9bf60339636164650be5c