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 - REGION I Award a ₱19.3M contract to A.J. TAYLAN CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
e4d397d3fda1a10f7e78b2e1c8ff2db6f6215f4315a6f5e6064badb5226f34cb
Status:
Included and unchanged
Block:
#81 5,932 blocks after it
Position in block:
Transaction 80 of 90
Award day:
Mar 23, 2007 (19 yrs 7 mo ago)
Value:
₱19,285,134.94
Project:
Improvement of Ilocos Norte-Kalinga Apayao Road, Solsona, Ilocos Norte
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 #81 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)The award does not say which budget line pays for it.Not published
- 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 - REGION I awarded it to A.J. TAYLAN CONSTRUCTION CORPORATION on 2007-03-23.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 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
1 of 8 documents found, 0 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 e4d397d3fd…6f34cbnow …
- 2. Block Merkle root changedstored 49fcf83702…4ec3a4now …
- 3. Block #81 hash changedstored 8225e1d9a3…312ed9now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 89 records. Each step hashes the current value together with the sibling shown.
- leaf e4d397d3fda1a10f7e78b2e1c8ff2db6f6215f4315a6f5e6064badb5226f34cb
- 01 R e5a8b3199b96a3f0e64dff50d8a369e82b8a5913c45acd5fc1991dc097f0bae1
- 02 R e0799793a21dd3b7e3adca79496f1b617bf5e3eb475c01e92a672a0c3100830d
- 03 R b82dcda9f98289cc20e1d82c38c542d71988c697c5aab2576f4b94fc3bcc2d18
- 04 R 990ccbbbd415430adf5116c5d3385144fb2a1a6fbc039aa6df3d1d35133792fa
- 05 L 99aede3c0dcb36b881fef45ae97ff62cc79bc1c62751ecfb0a20289703a8cdd9
- 06 R e966aed0537abb55f9eb41854957d847715265acebbbd28670e983e9a5c5e7fe
- 07 L b3c9096920c985906e2fad5ee7ccf89711992754ddbb990b2565fba1ab71f416
- root 49fcf837023c629c5c3f72e97721089c882816f866d862cbde922f40cd4ec3a4