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 - SORSOGON 2ND DEO Award a ₱5.9M contract to TOPSPIN CONSTRUCTIONNational agencies
Transaction hash:
8f6717a6f04bcbec73bf811e1ac5ed7eb0a0321b4c7c2207a476dfcd873c6c08
Status:
Included and unchanged
Block:
#3,471 2,542 blocks after it
Position in block:
Transaction 142 of 245
Award day:
Jul 9, 2018 (8 yrs 4 mo ago)
Value:
₱5,911,507.85
Project:
18FL0076
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 #3,471 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)DPWH lists the funding source as "Regular Infra - GAA 2018 LP", i.e. the FY2018 GAA. The exact UACS line is not given.Partly
- 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 - SORSOGON 2ND DEO awarded it to TOPSPIN CONSTRUCTION on 2018-07-09.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18FL0076: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2019-02-25). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 8f6717a6f0…3c6c08now …
- 2. Block Merkle root changedstored 184799b074…83c077now …
- 3. Block #3471 hash changedstored c3ebf33abf…ab6dfcnow …
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 244 records. Each step hashes the current value together with the sibling shown.
- leaf 8f6717a6f04bcbec73bf811e1ac5ed7eb0a0321b4c7c2207a476dfcd873c6c08
- 01 R 8f8c2525492f2b878bc2ca4f8d5c9d6eb7ded2527c1edb2a781bfdb6e5ca3359
- 02 L 3bb22b09a79c50181bb3021b96550db7ed794151aa940a36300be34a5c1adba1
- 03 L 9ae17c6c9384d7564213bb42ee735765c5de632d6ea992660f39a530a2c9afa4
- 04 L e38b53f7ace87aef781b72fcd677e91651ee6864e8781c06c1e0450c2a22d0a6
- 05 R 20468cd4283e1174e0565aeccec4dcfa5a1df50566d3efa3131ea2377face1c4
- 06 R 79e0f927413ee53d95f9c63f43bddd69d8130a519b9b07158bcaff3879ac03c2
- 07 R 8fe2336928c2cb46c092a245ec25b631568aaecff6654573164cda81c96c2512
- 08 L 89ba04cc48e0ccb89c34edfc9c0243d6d19d2d9a806836404d82987e5f92a19a
- root 184799b074e154f0aeedba1b64151c6bc7d8daa0083c9a41e0b039b37483c077