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 - LANAO DEL NORTE 1S Award a ₱10.7M contract to LANAO BUILDER & ENTERPRISESNational agencies
Transaction hash:
b0572e359413bbcf70aa4c674c220c44cdac0b7da9b7928ca648ca76c7b8d498
Status:
Included and unchanged
Block:
#4,516 1,497 blocks after it
Position in block:
Transaction 124 of 187
Award day:
Jul 23, 2021 (5 yrs 3 mo ago)
Value:
₱10,680,364.03
Project:
21KG0081
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 #4,516 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 "Outside Infra - GAA 2021 DA FMR", i.e. the FY2021 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 - LANAO DEL NORTE 1S awarded it to LANAO BUILDER & ENTERPRISES on 2021-07-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21KG0081: 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 2022-07-22). 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 b0572e3594…b8d498now …
- 2. Block Merkle root changedstored e6ac7640d2…15efa3now …
- 3. Block #4516 hash changedstored 218ee5a193…3af0bbnow …
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 186 records. Each step hashes the current value together with the sibling shown.
- leaf b0572e359413bbcf70aa4c674c220c44cdac0b7da9b7928ca648ca76c7b8d498
- 01 R b1e3687d08086fc752886cef6bbde4ec0930b4cb1b888776dd7381952ebd8dfa
- 02 R 5cbd3cb0ee56047ec24a2dff72f37a964b8635ed27493060bb0a7a0fae2c9b1a
- 03 L aea05b59fc6b0849612f0afa48e025df1663ffc3de550159010c752d293c3be5
- 04 L 530e48b1a440ce7f2d0749f436b611bc222885e63fee493bf534097f0d0b1871
- 05 L 1c87641d7404303b0a9c18a580095c458b8c055a3afed38807941a74660579b4
- 06 L 7bf6e3705536dc457945149064e8760fc6bfbdc03122745b665c6798363086e7
- 07 L 72209e7574eaa8e14d74f50bd8192e9b205addce1b128a8ad406e1c4f0460220
- 08 R 8949dca0d45a92dcb4fbe064c8724fab23b84cb314531e74856e226cf04858d1
- root e6ac7640d20400f4201b312fd69d4de4df4f7e23c6d8eedbd58409f8b215efa3