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 - LAGUNA SUB-DEO Award a ₱28.2M contract to JTC CRUZ CONSTRUCTION CO. INC.National agencies
Transaction hash:
ca87f244640cc9f547ef835643b88f2e76438233b23f3ca30e2ca54f894a0c74
Status:
Included and unchanged
Block:
#3,459 2,554 blocks after it
Position in block:
Transaction 268 of 332
Award day:
Jun 26, 2018 (8 yrs 4 mo ago)
Value:
₱28,211,021.50
Project:
18DP0072
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 #3,459 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 OO-1", 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 - LAGUNA SUB-DEO awarded it to JTC CRUZ CONSTRUCTION CO. INC. on 2018-06-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18DP0072: 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 2018-09-11). 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 ca87f24464…4a0c74now …
- 2. Block Merkle root changedstored e3058be7a4…620039now …
- 3. Block #3459 hash changedstored ef1687e674…bf0017now …
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 331 records. Each step hashes the current value together with the sibling shown.
- leaf ca87f244640cc9f547ef835643b88f2e76438233b23f3ca30e2ca54f894a0c74
- 01 R cb1f415f67fe3c74770a2687b60c2fccd50d1d8d8b35ff879109116b394d780e
- 02 R c1d583e943349782561eb5d48590a2eb20ee5eb5b57e890f6752ab481ecfd3b8
- 03 L 0226d7199168dbc18a9ffeebe47f9a39e8dd1d93b6ecab5f3ff93c085e3adb39
- 04 L b52c592623c93edda422160c6a65910e2eeea35bd4e6c9f308826ef5c73a1287
- 05 R e8536c4c3e17bb667edd2e29b82f9f33cf5483bd9d56642d03127365cffec35a
- 06 R bb2c3ec2c1dfb0d24828c8fa393bdee4454f9f7cc7c7bd2549517df500a6acd1
- 07 R cab3075a0396235b46eaf49071a9952ab703b05eac76b56721f710d223d3a56c
- 08 R 8ad9d34184f7ce45a62b3829e0eda8814e9bb1f70c4bd25a84a6564282b4be32
- 09 L 3f5a1a79f4fba21966690129cc45b14a6fb3bb885f2faf6ec5b24907669ba465
- root e3058be7a438ffe30f26217d7e62f13aa6c3df1cda01203bc70940ec0b620039