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 PAGBILAO, QUEZON Award a ₱3.5M contract to B-VALM CONSTRUCTION & SUPPLYMunicipalities
Transaction hash:
4db498dfe362cd7493c8a9f168f34c96855745087ce3f63b20cad523cb70af26
Status:
Included and unchanged
Block:
#2,413 3,600 blocks after it
Position in block:
Transaction 37 of 106
Award day:
May 22, 2015 (11 yrs 5 mo ago)
Value:
₱3,483,007.88
Project:
Construction Project
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 #2,413 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 PAGBILAO, QUEZON awarded it to B-VALM CONSTRUCTION & SUPPLY on 2015-05-22.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 Pagbilao 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 4db498dfe3…70af26now …
- 2. Block Merkle root changedstored ce0b29872b…1f7dfdnow …
- 3. Block #2413 hash changedstored d33c62fbb4…799835now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 105 records. Each step hashes the current value together with the sibling shown.
- leaf 4db498dfe362cd7493c8a9f168f34c96855745087ce3f63b20cad523cb70af26
- 01 L 4a5c904e551e0f8c6f148b33f3508eca085caf439c04e65762e1df62114fc822
- 02 R bf50374d700c6b865c850e692ef9dd3473b9ca8b9485e948ed9e29624610af98
- 03 L db1ac7f5c89492fd53226ae9f9a8006935745b0679ea68d0cecc59fe51e0edfe
- 04 R 36f7f5a255c66f1d2092128c9904d7efbf3379b223d8c6d93d577ea398e47c0e
- 05 R c3ab06c1417ca7f427a9f53c9ecd911c4a3d82edaabf7985468bf812324f275b
- 06 L 06a7314fdab2452c6853efaae9e3be29803633c2efd7de7c6200cce34bea305f
- 07 R c1c9ae54a877173d5de8699747d1d56202f9ea7d8e604b1571781461163eb569
- root ce0b29872b094aa1e249e03c458cd80eea76483bc6364fbbe5ac74fec81f7dfd