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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS CAVITE ED Award a ₱3.9M contract to CBS CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
136ca169baed6ff2aa19983eca58347f8b01a5d65e28830d6eeb6255ad977216
Status:
Included and unchanged
Block:
#1,832 4,181 blocks after it
Position in block:
Transaction 9 of 175
Award day:
Aug 14, 2013 (13 yrs 3 mo ago)
Value:
₱3,887,967.88
Project:
13DF0154
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 #1,832 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS CAVITE ED awarded it to CBS CONSTRUCTION & CONSTRUCTION SUPPLY on 2013-08-14.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 136ca169ba…977216now …
- 2. Block Merkle root changedstored 81bed55f54…d2acc7now …
- 3. Block #1832 hash changedstored d5382e419c…e1a8e3now …
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 174 records. Each step hashes the current value together with the sibling shown.
- leaf 136ca169baed6ff2aa19983eca58347f8b01a5d65e28830d6eeb6255ad977216
- 01 L 13557b81d9119b593c76571e30098eda89dd98128517c74dd21a926475c45876
- 02 R b2020ff9a015882f2f762b2ee22162f284a96793eb6d15dde19710e27c0949f3
- 03 R c75d805e6b19647f9a19734dda7a0eff0e14999aae91e87e45745390264db47a
- 04 L 4c4944bed1713403a1b6a00d5e5f5d10e77c0c9f44b4e81556e49dde55b84579
- 05 R 4b7376cc6eaf72c47b19bc354af952fa0e94e1e4d62bfb7d5ae5979f07dcad39
- 06 R 9027e2668cd4a9ef30b2cb7e4619414317a2d3dd11d84597e12108428ac5357b
- 07 R ac47c06a3ebdf9fc05940b9f51aa63b0a1957eccda049e22db2537407b22653a
- 08 R 22b23d20454d84ed636228aaa31e2cd09aca98ecf104b486146217f35d42145d
- root 81bed55f543bd02f1d4b58bc702b65b625ed76a336d84a3b0e1b95d05dd2acc7