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 MERCEDES, CAMARINES NORTE Award a ₱3.0M contract to B2K LUMBER,CONSTRUCTION SUPPLY AND SERVICESMunicipalities
Transaction hash:
82d48c6cfabdd968de1ed72145c2eb2faa5394c35f3db9f07b8dfb5ba49679af
Status:
Included and unchanged
Block:
#2,620 3,393 blocks after it
Position in block:
Transaction 254 of 472
Award day:
Dec 29, 2015 (10 yrs 10 mo ago)
Value:
₱2,998,500.00
Project:
Civil Works
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 #2,620 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 MERCEDES, CAMARINES NORTE awarded it to B2K LUMBER,CONSTRUCTION SUPPLY AND SERVICES on 2015-12-29.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 Mercedes 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 82d48c6cfa…9679afnow …
- 2. Block Merkle root changedstored 7995a7aa04…75e545now …
- 3. Block #2620 hash changedstored f64fd5a658…500557now …
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 471 records. Each step hashes the current value together with the sibling shown.
- leaf 82d48c6cfabdd968de1ed72145c2eb2faa5394c35f3db9f07b8dfb5ba49679af
- 01 R 82d67eae58622d4dbef6198f04924779960e76d912076b35173acd306a837d39
- 02 L a41de66753bfad7e6d5eaa2eddbbc185a7747d8aa64095c8acd42607ee6cf674
- 03 L 5e2435e537fd0b5a3f3fda096a196a8941e54af79dde1f75a4e140781af63e1d
- 04 L 7e7dcfcf630f1db64a04ad6e0208ee6c69d1e078549731e008a6f20fb47718fe
- 05 L 36de13763b9870a1e4eca4348a1d14662f7fc3f4fc31ca560fe340aa5ed803be
- 06 L 73655175def53302e7b695ccc9710cde7b1946160cc42c421c6903937859af34
- 07 L 12fdb742066baa47c2b68c41f619a57d4049e23f7f012a553db5770ce3e18270
- 08 L b24754bf78e1a73001b5a3c5bb86a363bf7a374b5276f7a929ca2e2c9813f3f5
- 09 R e10861f3dfc732a67a6a5858903b9998875df638daaf5e3093f6305ea50251a3
- root 7995a7aa040f15e69b8fe21fe69c888574f45fa51fdca593e7abf8d6b175e545