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 - CAGAYAN 2ND DEO Award a ₱9.6M contract to J.B. ALCANTARA BUILDERSNational agencies
Transaction hash:
f1e980a7cb87a4fcaeff72e4ad371fd4c21fd1e7e4c8400b90b78663381a3ca2
Status:
Included and unchanged
Block:
#4,549 1,464 blocks after it
Position in block:
Transaction 192 of 209
Award day:
Aug 26, 2021 (5 yrs 2 mo ago)
Value:
₱9,555,473.93
Project:
21BC0142 - Convergence and Special Support Program
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 #4,549 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 2021 CSSP", i.e. the FY2021 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 - CAGAYAN 2ND DEO awarded it to J.B. ALCANTARA BUILDERS on 2021-08-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21BC0142: On-Going, 0% 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)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 1 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 f1e980a7cb…1a3ca2now …
- 2. Block Merkle root changedstored a9766514bf…720ce0now …
- 3. Block #4549 hash changedstored dd1c94ae2a…84d383now …
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 208 records. Each step hashes the current value together with the sibling shown.
- leaf f1e980a7cb87a4fcaeff72e4ad371fd4c21fd1e7e4c8400b90b78663381a3ca2
- 01 R f2d7b0bfe9228d52b99c4d8b67d55bfb320c3cf412922aaaef6f786603cfefda
- 02 R 717b6d3ef48dfcd5cc89a1d6b4a8ebd9682f7742aca59be79bedb7345c138865
- 03 R bdce18566b72bad8fdfc80a5d72665edafb01b3bf7844951a421b8c239e0e637
- 04 R 36556a0d62e5a6bf497bfc6d8200f0dd5a57c6c8a75881ff37ef0da5e61e4908
- 05 R 84a1f7a920cdb4f9f6f1bd89d328589a5f11a36be88eb72376b55529f09b3fc8
- 06 R de9d55477b7ecc1e175d5aa313be43c4e074010523a5383fca4124487ea6f98b
- 07 L 1e5e4e368b549de3f53c93ba8a88ffe1b20155d68979db875ecd477739b06fa4
- 08 L 1f9939315b7e8aefda40dd0ef37364f6b301dd0780ef53cca74aa2d990eea48b
- root a9766514bf972230dc99acdde0ab10ae4b5c93f3bfc202e073d727895c720ce0