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 - QUEZON CITY 1ST ED Award a ₱3.8M contract to ALVCO TRADING & CONTRACTORNational agencies
Transaction hash:
854d0c901c3318feb003bb4b60c3572c5e62d1310e4a1e0ff11ab0d43d5ec566
Status:
Included and unchanged
Block:
#3,577 2,436 blocks after it
Position in block:
Transaction 164 of 307
Award day:
Oct 30, 2018 (8 yrs ago)
Value:
₱3,843,624.50
Project:
18OF0241 Construction of Multi-Purpose Building at
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 #3,577 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 LP", 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 - QUEZON CITY 1ST ED awarded it to ALVCO TRADING & CONTRACTOR on 2018-10-30.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18OF0241: 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 2019-03-25). 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 854d0c901c…5ec566now …
- 2. Block Merkle root changedstored 0dfb3b9da2…318e9enow …
- 3. Block #3577 hash changedstored 6e26756acc…ddd46anow …
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 306 records. Each step hashes the current value together with the sibling shown.
- leaf 854d0c901c3318feb003bb4b60c3572c5e62d1310e4a1e0ff11ab0d43d5ec566
- 01 R 861669e1d4305af84728dbb91a4947d28ae0acb685654492a2840a74d437c18e
- 02 R f0978bd43f283b2c86ba5cd90afcdf03fcc1c4add1baca124c8224df27124fd5
- 03 L 8b641b7b4e5b6326408a77c54866c3bed92b1a14ebac2c2fbcd97d4b88b2245e
- 04 R 955f25f3b7a986c6dba5a5f1836ef76ea01299c9e0c4b1fb6f4a801fc0ddd2fe
- 05 R 3c0305129d4a25c3721d18dea49a523af95e06165ddaca0093fdc52da11ce135
- 06 L 60a91ee3e7994fb7dc49d4e555ed49640564a59a3987b3a8e06d241814d6eeb7
- 07 R f1e861d46a8abcae24351ee2f618114da746c504242eccf71bd78134c831fac2
- 08 L 18b3ffd4ef04670daa82b67f95f164adcc9d3ca41e191e113affd9776efccb93
- 09 R 6e3311a2094b238654d3a454d2a583a0f44fafd2dbd53b364b7e872f8673fa49
- root 0dfb3b9da2f7a7a480effd6e50e76e6e7c3d189d8fff614a6781be1bdd318e9e