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 - NORTHERN SAMAR 1ST Award a ₱9.8M contract to CHRISTFER CONSTRUCTION & SUPPLYNational agencies
Transaction hash:
2775b8b08e5a64ffc85bfe3e7e9a0ec4652c7c27134d390215ede860384c6521
Status:
Included and unchanged
Block:
#5,082 931 blocks after it
Position in block:
Transaction 30 of 218
Award day:
Mar 2, 2023 (3 yrs 8 mo ago)
Value:
₱9,750,940.98
Project:
23IH0048
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 #5,082 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 - NORTHERN SAMAR 1ST awarded it to CHRISTFER CONSTRUCTION & SUPPLY on 2023-03-02.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23IH0048: 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 2023-05-23). 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 2775b8b08e…4c6521now …
- 2. Block Merkle root changedstored 073e1a3ec8…d7746cnow …
- 3. Block #5082 hash changedstored 490d86497c…35d05bnow …
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 217 records. Each step hashes the current value together with the sibling shown.
- leaf 2775b8b08e5a64ffc85bfe3e7e9a0ec4652c7c27134d390215ede860384c6521
- 01 R 2828af13c4751def212432f205d8c1351e97404b0212bae199dbcd07f240905f
- 02 L 3242fcf0c654756f5f39608f3589626e8d4fb377b09f99100dc9254605f4f830
- 03 L 12da3f1dcff93c71d17615dc66e8b3c0cd63d0a8599334c0f6842290a6a61488
- 04 L 06c67290a8814aac998f817e42d197da8d60bc3716f22e061b5b1233e7dcbd7d
- 05 L 25ad64f3346986cedf3e5e180b664e82aac4c8cbdf97332258c0eaf54b52bf80
- 06 R 1dc46afbdf3fa08bac3dceef9e0e28758e751712694b521ff7ad414a873ceb2a
- 07 R 8be2435e9ca2c0a7332b07b2415180b882767a42d033727059f29003ea056f8a
- 08 R 5cf6a34d8a1121f5da756c07ba070a9954896bdd5910b221d8657f738c0b5d51
- root 073e1a3ec81881cf7f64d2270496c22fca294e39f3d3f6989843361eb6d7746c