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
BARANGAY TELABANCA, CONCEPCION, TARLAC Award a ₱2.5M contract to R.R DAVID CONSTRUCTION & ELECTRICAL SERVICESBarangays
Transaction hash:
9bd5214f4c2de2a4022a64ea7149c098ee478b48bbf5d8a6ecebd09a2fcc055d
Status:
Included and unchanged
Block:
#4,179 1,834 blocks after it
Position in block:
Transaction 29 of 40
Award day:
Jul 31, 2020 (6 yrs 3 mo ago)
Value:
₱2,491,185.29
Project:
Construction Projects
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 #4,179 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)BARANGAY TELABANCA, CONCEPCION, TARLAC awarded it to R.R DAVID CONSTRUCTION & ELECTRICAL SERVICES on 2020-07-31.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 9bd5214f4c…cc055dnow …
- 2. Block Merkle root changedstored bc4f5e0d79…b35196now …
- 3. Block #4179 hash changedstored 0089a9264e…28826dnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (6 steps)
How this one record is tied to the block's Merkle root, without needing the other 39 records. Each step hashes the current value together with the sibling shown.
- leaf 9bd5214f4c2de2a4022a64ea7149c098ee478b48bbf5d8a6ecebd09a2fcc055d
- 01 L 8f2f8c819e671aaf5dd3599e33608496495250ffccc40bc97bfc39bac338b0c8
- 02 R 4dc104943056099c587788a48bc209b6d2f10de92be9b596c54e6df05e6d8458
- 03 L 37619c1d59d31afb06842b3fb21b729418ca9a5253d98edd5a1de3d38944988e
- 04 L 2571ff0f079433cce4acee0b3ed87d2918b28973cf69dd4cf9ed22c394b1210f
- 05 L ecd850c9f3e9b5a696a7d934712e449c727ac1acfd849955c4874171b70cae0e
- 06 R a279ab3a37deefc1e978baab61760aa1ccef83a387fb7e070bbf472e6d660826
- root bc4f5e0d79fb26ed3f462289cfc51461791af3bcea19c569a9b76940ccb35196