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 IV-A Award a ₱64.6M contract to NEWBIG FOUR J CONSTRUCTION INC.National agencies
Transaction hash:
89d188bf92c2ee7e7c600ac487699b5de1b0e4706a4c4ca78e550e6d2f56e6c5
Status:
Included and unchanged
Block:
#2,649 3,364 blocks after it
Position in block:
Transaction 85 of 157
Award day:
Jan 28, 2016 (10 yrs 9 mo ago)
Value:
₱64,570,137.90
Project:
15D00098
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 #2,649 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 - Flood Control/Hydraulics/Drainage, Roads: Construction - PCCP". 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 - REGION IV-A awarded it to NEWBIG FOUR J CONSTRUCTION INC. on 2016-01-28.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15D00098: 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 2016-12-10). 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 89d188bf92…56e6c5now …
- 2. Block Merkle root changedstored 9ed85f85f1…a9cf38now …
- 3. Block #2649 hash changedstored adea46021a…f72c06now …
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 156 records. Each step hashes the current value together with the sibling shown.
- leaf 89d188bf92c2ee7e7c600ac487699b5de1b0e4706a4c4ca78e550e6d2f56e6c5
- 01 L 897fde40e79e1c458d795aaf8f1ef729d904a1e97daa1e4968d72436b9afaaf8
- 02 R d188699a35680805c02cd5c62acb4c1d787461e472be9b91ae0ac258ac56eee2
- 03 L c857829a9e9e559b520ed9a01f1b6bd7cb1b24ac3f0def6353a4b13123a61b7c
- 04 R d8f7f887ccc52c63efa56c5ca8a480813be7bda66f458b66fb4e644e4008904f
- 05 L eae76bf77470bb2b9c73363ec43ec88d4fadd2acba861d50e11d5827680ae9ec
- 06 R fd95404b4e2d34da666f0bcdc3a81f4bb03c90da09330b11b345bef39996b34e
- 07 L adcddaac6b70c356519b04f51d1ee2f181c7155f18f67dfddae5657a00b3b089
- 08 R b5ef37c1d5a31caf285eff1c759532c033bd5b8cbb3fd2a30da47bc8010e1104
- root 9ed85f85f13a2bffea30a79d7ea73edf14fce0666035e361c2ae2799baa9cf38