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 ALFONSO CASTAÑEDA, NUEVA VIZCAYA Award a ₱12.6M contract to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTIONMunicipalities
Transaction hash:
5d62049a8a26cfe21c4bf02c94e01acaf2a648008d73f3fb168594bc4b10bbae
Status:
Included and unchanged
Block:
#1,419 4,594 blocks after it
Position in block:
Transaction 42 of 133
Award day:
Apr 3, 2012 (14 yrs 7 mo ago)
Value:
₱12,550,000.00
Project:
Construction & Improvement of 8.4 Kilometers with 20 Meters Spillway Bridge Lipuga-Mangayngay Farm to Market Road
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 #1,419 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 ALFONSO CASTAÑEDA, NUEVA VIZCAYA awarded it to NGEC-NESTOR GENERAL ENGINEERING & CONSTRUCTION on 2012-04-03.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 Alfonso Castaneda 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 5d62049a8a…10bbaenow …
- 2. Block Merkle root changedstored fd05cbcc60…338807now …
- 3. Block #1419 hash changedstored 57a2045a8d…a99cb3now …
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 132 records. Each step hashes the current value together with the sibling shown.
- leaf 5d62049a8a26cfe21c4bf02c94e01acaf2a648008d73f3fb168594bc4b10bbae
- 01 R 5fe88aad4d272a2c9d1134a744fe88145b9adac75cf31ed53ea51b1fcd665b8b
- 02 L 1d8f03657b81150b049f0bce366d75899adde1cbf846ac47bec6547186252935
- 03 R 3a1276ca21c16bed07d516f6731db53d361f9b14461f993ff791c5ad8f1ccc02
- 04 L cbd0304e29543c684132ab3be4a128d1267582955a7fa7320db00ac70a8ee0ba
- 05 R 2fc05b6ff041c5317ec99e442a03726e4ea91d977a12e3d2c940cc69e0736b86
- 06 L 990476cd997966c5bf499ee0aeb9e437c27fe6ded2779375937c7820a806dedc
- 07 R 1cfd5875f18e9aa2be9d518371bba0230cf46ea780b3cd2216cb0135770cc80a
- 08 R a0815c6f719b2b847baf9b484925c851e25e37224f959bc0d453f6ba7ec244ee
- root fd05cbcc60549f1b22da7c86c9b6fd643ae0f3b2936ce6da188b1d87e0338807