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 BUENAVISTA, QUEZON Award a ₱3.0M contract to WAYCON BUILDERS & CONSTRUCTION SUPPLYMunicipalities
Transaction hash:
ded38ea2ba8ae306cc802d8427bd341964b3d60168a47d713469498f8cfd2702
Status:
Included and unchanged
Block:
#2,177 3,836 blocks after it
Position in block:
Transaction 82 of 97
Award day:
Sep 9, 2014 (12 yrs 2 mo ago)
Value:
₱2,998,733.43
Project:
Municipal Health Center
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 #2,177 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 BUENAVISTA, QUEZON awarded it to WAYCON BUILDERS & CONSTRUCTION SUPPLY on 2014-09-09.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 Buenavista 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 ded38ea2ba…fd2702now …
- 2. Block Merkle root changedstored 7ba828ed67…e19d93now …
- 3. Block #2177 hash changedstored fa3c3f0bb1…e08fbdnow …
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 96 records. Each step hashes the current value together with the sibling shown.
- leaf ded38ea2ba8ae306cc802d8427bd341964b3d60168a47d713469498f8cfd2702
- 01 R e49a01b833788616f2edf44dab8d79e6bcb11e0a2fcc8177632be66e3fabd7fb
- 02 L da2b858b1a13080ca6aaec26d26a075dc9fa27fd07544d0cddcdfdd67b230e05
- 03 R ea35590b95205c836885f104549ef55c224f248fa6b324f720b0613773206b5e
- 04 R aed5fa2e9822ae661855fcb21f30f14376b070e1b0540a86f4eda4737b095378
- 05 L f5972845d9e59767979595e90a2e64b71beb9d2d6c945e112f161448dfa866d3
- 06 R 46490affb0c3f09a4b91002a77baa7ddc250f21266dd3840400f8f47e85475f4
- 07 L 0c3c6f706a77bf6c0e361db27c08a7dfa3b4c250cb206125595a9ebe6c8443ab
- root 7ba828ed6781d78ecf4cc6bc8a14eec2478f8b627be0d0a321c9cf80dee19d93