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 - ABRA ED Award a ₱92.9M contract to SILVERWOLVES CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
b67eb52522a2d00dfe842e382532c8dd6a405f7f0c7e6305b6672ba443d28588
Status:
Included and unchanged
Block:
#5,190 823 blocks after it
Position in block:
Transaction 262 of 352
Award day:
Jun 20, 2023 (3 yrs 4 mo ago)
Value:
₱92,939,361.82
Project:
23PA0005
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 #5,190 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 2023 OO-1", i.e. the FY2023 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 - ABRA ED awarded it to SILVERWOLVES CONSTRUCTION CORPORATION on 2023-06-20.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23PA0005: 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 2023-12-04). 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 b67eb52522…d28588now …
- 2. Block Merkle root changedstored 59411f4420…d0e8f2now …
- 3. Block #5190 hash changedstored dafe3c4d4f…d0d343now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 351 records. Each step hashes the current value together with the sibling shown.
- leaf b67eb52522a2d00dfe842e382532c8dd6a405f7f0c7e6305b6672ba443d28588
- 01 R b719f48c64066b31696246edb9258384ac0c71621acaeacc2fefcea1494e059a
- 02 L 61eaf74f0e4de6e6ad1ef965a7fd9bc2b4609292fdafc8d2ef07d0b40c016ee9
- 03 L 158699bbaac5f9279aa8c6b82ae0e14c2107ef47218d6743b41ebe7dbaea016a
- 04 R ddf036bffa88460530d96266261a098140dcaa6fecb7a1061c1e1078429647e0
- 05 R d92a4cf414aec4defbeebedf3466d38e15d44e456db42002bdc1117e99d534eb
- 06 R fa29305f49960bf25b6807989caf0890d6a5a7a733e90d2a3c72891f912396c6
- 07 R c66f239fc684815dbfcb937b69de035cb2030ef7c82c763fca9df06378f5a853
- 08 R cc8896fa854283b1511ced8d3533032f42dafccfd80bc0a302c67b31582381b3
- 09 L ad646448d87a7c7acfdfed5e358b0b82da3013dd9515528e7a30c1aaaca87d59
- root 59411f4420a5dd43ad075bea019c1544998dc22ce1b2dc56220866dee0d0e8f2