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
BIODIVERSITY MANAGEMENT BUREAU Award a ₱1.6M contract to VILLARAM BUILDERSNational agencies
Transaction hash:
ed6ed958b1871ca5a14c3abbf58767282f7b379a65ecf6649989213990ebd2ff
Status:
Included and unchanged
Block:
#2,384 3,629 blocks after it
Position in block:
Transaction 135 of 149
Award day:
Apr 20, 2015 (11 yrs 6 mo ago)
Value:
₱1,610,915.60
Project:
REPAIR OF OLD ADMINISTRATION BLDG. NO 1
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 #2,384 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)BIODIVERSITY MANAGEMENT BUREAU awarded it to VILLARAM BUILDERS on 2015-04-20.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 ed6ed958b1…ebd2ffnow …
- 2. Block Merkle root changedstored b67b2e7f92…82d914now …
- 3. Block #2384 hash changedstored 5270982b21…a0a7a2now …
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 148 records. Each step hashes the current value together with the sibling shown.
- leaf ed6ed958b1871ca5a14c3abbf58767282f7b379a65ecf6649989213990ebd2ff
- 01 L eaa7d16eea6a077b9999dda7a63525655c01239b7623b3fd0ad33b7438caf4db
- 02 L d3cf5d6f575c1332b5f7ceb8ccc159999b1e60f22c93f1f33fc2b039d3625101
- 03 L cf059d956aa628acea1bbb521d8b5c5888aabf689c10eda528b36043b7e76644
- 04 R 29d26befb6221b30a08e9462798656fab11db66661feacf9d456047fa6a6e5fb
- 05 R 3ff013ef87c599ed23cb340469ffbeaddbd69e65679895a5e4d0da04998a67bc
- 06 R dd67d17d0b8d1ee1b02c3c9e534bba81525da65d6d5cd9953096ac2a0c759c6e
- 07 R 1ead78a9af3f091b2d745dcc0bf3584973c87a5306c4e3f542581318eac7ab1e
- 08 L f46c099cdd5b8478e63c99f2d9b4671a595a2878a042d85dce90b17d00674a38
- root b67b2e7f9244f5f93b72788ab191177336a952653abe837c1ec379a3a382d914