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 - DAVAO DEL SUR 1ST Award a ₱7.7M contract to NLC CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
dfeaa4d2cd0f8b368429f7e0d1a8fbde7f753955c18c07285487c7f1d686bc1e
Status:
Included and unchanged
Block:
#3,091 2,922 blocks after it
Position in block:
Transaction 171 of 200
Award day:
Jun 1, 2017 (9 yrs 5 mo ago)
Value:
₱7,720,789.56
Project:
17LD0061 - NOA, NTP & Contract
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 #3,091 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 2017 DA FMR", i.e. the FY2017 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 - DAVAO DEL SUR 1ST awarded it to NLC CONSTRUCTION AND SUPPLIES on 2017-06-01.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17LD0061: 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 2017-12-11). 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 dfeaa4d2cd…86bc1enow …
- 2. Block Merkle root changedstored bf14d7e0fc…c352dbnow …
- 3. Block #3091 hash changedstored b66ef29679…c67236now …
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 dfeaa4d2cd0f8b368429f7e0d1a8fbde7f753955c18c07285487c7f1d686bc1e
- 01 L dd71521ce0d9674d36af25244842f49cd57974cce1b3d52367ef3f5030184370
- 02 L 235709169081247f6bd24126c2e8b9507b00581f09b601c62cc2a7e5641ee9cb
- 03 R eed91b2919441138d1b4ac688ddfe3c9cc2fd286dc89c33377861f61f5dc1206
- 04 L c8898fd923c8b8e49c0e481dbcac2b404f545f2f9029f4cb193f823140aec762
- 05 R 135a544991325ec77a2e2c48bf3af7a6f1c061f73e34e27b2ad830bfff99578a
- 06 L 1d6b51edac0b67d26f0d2b3146b61c431ea8210359585663fa2cb12e536d3bfa
- 07 R 01053538dfa98c053bd75d06059181641a225f1fdc74898732adf3a8dae10aba
- 08 L 1a4eba39cd03ea3145de6e56bf7b84b5a4751cbe56362707649857604d64bfef
- root bf14d7e0fcefc871ceaa2b45f854cfdd60273d3cd49d9c91f30a5ab1e8c352db