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 - LEYTE 1ST ED Award a ₱1.9M contract to LEMACA CONSTRUCTION AND ENTERPRISENational agencies
Transaction hash:
a07779c4afa56d5da2c8f441de07b3660d2b17d0b2bd7c6d08bd657c0129afca
Status:
Included and unchanged
Block:
#3,870 2,143 blocks after it
Position in block:
Transaction 132 of 205
Award day:
Sep 6, 2019 (7 yrs 2 mo ago)
Value:
₱1,893,850.00
Project:
CID No. 19IC0051
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 #3,870 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 LP", 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 - LEYTE 1ST ED awarded it to LEMACA CONSTRUCTION AND ENTERPRISE on 2019-09-06.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 19IC0051: 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 2019-12-12). 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 a07779c4af…29afcanow …
- 2. Block Merkle root changedstored 16d503eb84…0eb768now …
- 3. Block #3870 hash changedstored 4e89899999…8825c9now …
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 204 records. Each step hashes the current value together with the sibling shown.
- leaf a07779c4afa56d5da2c8f441de07b3660d2b17d0b2bd7c6d08bd657c0129afca
- 01 R a0e73612c4614461d5b73f356ca178997fef2a02295e5e88eeeca666841b446d
- 02 R 5280bc142a611f7e05ddfe58495585338b05b1eee92f0059bfb5499472a00255
- 03 L 12839c1a0501a7236348b1d68de58d551573ed24a05983f596dc9c7ecb5456f8
- 04 R 3f3a42552f9fc77e02689859decbef80f18b9032a72aa5b123750a3e841f3fd7
- 05 R 97faee72862b29e02136dc1467fe9400942797e9e4eb76f83cc59804f9de5990
- 06 R 970b2b2136842266a098789c988767dda1c320d27c2b6135cd8259095077b6e3
- 07 R 7a1585db7ad43b6f1e23c0c0230fb02b53fc1ed2255889722b7d66b4cead0b86
- 08 L b06e760eb1f93578388d0ad46b85ba35aba9d6f80e436242ce3d42c3ef7542b9
- root 16d503eb84e8c2d3f6e3a0c413a4393e439a9bbac6c7d43a888d9e45820eb768