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 - NORTH METRO MANILA Award a ₱3.7M contract to A.M. SALONG CONSTRUCTIONNational agencies
Transaction hash:
159bb8f85efa76ba2b4a90ff316721d0d6c188da0304d5d68ecd35ac845f3ef3
Status:
Included and unchanged
Block:
#3,914 2,099 blocks after it
Position in block:
Transaction 17 of 200
Award day:
Oct 22, 2019 (7 yrs ago)
Value:
₱3,655,607.00
Project:
Construction
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 #3,914 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 2019 CSSP", i.e. the FY2019 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 - NORTH METRO MANILA awarded it to A.M. SALONG CONSTRUCTION on 2019-10-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19OE0225: 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 2019-12-14). 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 159bb8f85e…5f3ef3now …
- 2. Block Merkle root changedstored 7458b1b492…571ef0now …
- 3. Block #3914 hash changedstored b842116855…6e5a8fnow …
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 199 records. Each step hashes the current value together with the sibling shown.
- leaf 159bb8f85efa76ba2b4a90ff316721d0d6c188da0304d5d68ecd35ac845f3ef3
- 01 L 15133f976eaef8bfbd5ebe2b3ba7ffcadb373dd798fee7a1760df1817a844572
- 02 R cb4a9068be9ce36261a1644b19d9d868da711fc95e5232f3e1276dfa94a01bf2
- 03 R 7622cba890bc266183f46dc4615099f44cce84c7dead7cd45f47659958c63d05
- 04 R 72eddaf6063bbeb5f2438d32b891efc14466608eb9d59351359f11aaf597c060
- 05 L 2e7f86035cd76d10ab62ccb8e83db86461c27b48731424fb0dbd2f6a25d1b9d3
- 06 R 95a751fe49b86c927712f196be2d7fe44a5a29fedd606c0dab4757aa27a68d14
- 07 R e07dc41013555a536e9f3286ff5046b3c3dbcc6ffbd9e571053583807d102561
- 08 R 662deccdfbf6b451a42f518cd37cbc97d5b0e931dd5f82d9b5fe5a8b84a52f0f
- root 7458b1b492afae2d20824c2237d1b618212f375fc73bcd2fa0d341d4a7571ef0