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 - ISABELA 3RD DEO Award a ₱4.9M contract to YZK BUILDERSNational agencies
Transaction hash:
66c60d5a2edb54167cd2e2e45ffecf9f38d32294db8c3429935d5e380f32a630
Status:
Included and unchanged
Block:
#5,204 809 blocks after it
Position in block:
Transaction 116 of 279
Award day:
Jul 5, 2023 (3 yrs 4 mo ago)
To:
Value:
₱4,944,974.88
Project:
23BG0172-Convergence and Special Support Program -
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 #5,204 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 CSSP", 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 - ISABELA 3RD DEO awarded it to YZK BUILDERS on 2023-07-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23BG0172: 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 2023-12-22). 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 66c60d5a2e…32a630now …
- 2. Block Merkle root changedstored c13357514c…ad6f34now …
- 3. Block #5204 hash changedstored 26f2c9e49f…8ba86enow …
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 278 records. Each step hashes the current value together with the sibling shown.
- leaf 66c60d5a2edb54167cd2e2e45ffecf9f38d32294db8c3429935d5e380f32a630
- 01 R 6b2cdbe00bc224646bb5575c46b827e7c31d4ba1c32585d821702cbd052eb46e
- 02 R 155de2fc59cbc4335ba3a9cc2a07c8b514f6499aed1a644909694bc5fbde6082
- 03 L 471b3a36b9937965e73a1d2341890e3e3ba69d82da8408866a261dce42f2060f
- 04 R bce50895d419ec6896a30ed9d0078da4e5bdfc2237d232b6a89ffa46f53ba87d
- 05 L dcd340c067a0ce8a22dec9159e81d99a5a7117de01eb6c52147ae22ed28a988b
- 06 L 0bb481d808173034a710547dc909e9b53013fe1568fb3ec79cbf13ecba904392
- 07 L 048d2b183a67b3233e0837afdf218900dbc447cf5529b43500875dee76a366d8
- 08 R 2d87591c054cc812ccd3ad3065d480e739b68f84a8d8c61ee60e4b611bfb76d7
- 09 R 0217eba5f9a5b49b5fe6e21902162c318d873c40a5e01261932789306d2b0813
- root c13357514cf1793dee2721ffeffe6ccc3338401b6ba112e4ddaa974cd7ad6f34