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 - BATAAN 1ST DEO Award a ₱1.9M contract to AS MACHA CONSTRUCTION AND TRADINGNational agencies
Transaction hash:
befce76d1e099fa69064679e7bd1746e220cfe9e0d43b35b83bb6f4e092e687b
Status:
Included and unchanged
Block:
#4,014 1,999 blocks after it
Position in block:
Transaction 473 of 608
Award day:
Feb 3, 2020 (6 yrs 9 mo ago)
Value:
₱1,920,798.00
Project:
Local Infrastructure Program – Local Roads and Bridges-Local Roads-Construction of Barangay Road, Paraiso,Orani, Bataan
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 #4,014 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 2020 LP", i.e. the FY2020 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 - BATAAN 1ST DEO awarded it to AS MACHA CONSTRUCTION AND TRADING on 2020-02-03.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20CA0010: 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 2020-06-10). 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 befce76d1e…2e687bnow …
- 2. Block Merkle root changedstored 2ab1669a7a…bf68a2now …
- 3. Block #4014 hash changedstored a07bf23c15…6a6a0enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 607 records. Each step hashes the current value together with the sibling shown.
- leaf befce76d1e099fa69064679e7bd1746e220cfe9e0d43b35b83bb6f4e092e687b
- 01 L beb4879cc5f36cd6b42470fcfda07d54f5141a73fc9bbadd24109e8d19bb3d53
- 02 R 9f490cb21ff08197b3d6a9750b6f37176f2c6039334ee4dbb682746d936d5a8d
- 03 R bdf2087c627ad7a40e8551fd0762d32eb99ab808c115329371c9d08af79a09c4
- 04 L a582fd6542d65e1c31c177ff5b2ea155c38694fb0fd8e7ff998656b7c0035ea9
- 05 L 2f3b40c047d5a26ecb4bf240791ba9bbcc2fa3cd82047cac206d30dcfe7baaa3
- 06 R ecd8bb080a73d3069caf86d6161342772b12c1d4678e4b279428db4e705a80f1
- 07 L f050d1139abd4ec363554a43d16649b9fafe7b3af4f48693e74de4666f31a395
- 08 L 6a42a2dfbf1e5c2f5fa680d0ae98a170dddd496a5c3d9be49cb622f2d26cc48d
- 09 L 427cde4ea5239e1de5bfeb905ad75c723c9bccf6f471c40b184f6ed7e4731419
- 10 R 0047ebd075782419e0d04cabc88a41a83fb7ef8e5268b0dc97fa177f25b9c49e
- root 2ab1669a7a5de2b5ad78686bf08d8d9a13c7dc834ede66db19711eb69fbf68a2