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 - NEG. OCC. 1ST DEO Award a ₱4.7M contract to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLYNational agencies
Transaction hash:
d33bfcadbc98c09887b7ed2b8d3657c5b4b3444c718e8e3718f5d19d3ed469a7
Status:
Included and unchanged
Block:
#3,359 2,654 blocks after it
Position in block:
Transaction 284 of 340
Award day:
Mar 12, 2018 (8 yrs 8 mo ago)
Value:
₱4,725,466.69
Project:
18GK0025
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 #3,359 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 2018 LP", i.e. the FY2018 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 - NEG. OCC. 1ST DEO awarded it to SILVERGRACES CONSTRUCTION & CONSTRUCTION SUPPLY on 2018-03-12.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18GK0025: 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 2018-06-19). 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 d33bfcadbc…d469a7now …
- 2. Block Merkle root changedstored 769e949139…349cbdnow …
- 3. Block #3359 hash changedstored 496b7b00b9…25243cnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 339 records. Each step hashes the current value together with the sibling shown.
- leaf d33bfcadbc98c09887b7ed2b8d3657c5b4b3444c718e8e3718f5d19d3ed469a7
- 01 R d374592fa1e6878cd495b1d3fa302894740d556af1c876a6c68eaff00853f8b0
- 02 R e91c9ece5b8ed2a480f450b0a932885f261cec27d2b9c57e066211a05fb0fd8c
- 03 L 5d9b39b73da75ce9d55cbd751a4477e6bf32cd8fc455fbcb90b8c7fce342a3eb
- 04 L cb2fa639fcb82d31f428d575b26820403d827ac282435a575869605df0e921bf
- 05 L 298b3523f0ffd42612709e65bef3754df5998405ad68de42e9e7a66dca13eda4
- 06 R 363f10159274e23ecbfda6373b9bb178eea1aa393d87abe2cdde33c47f0d720b
- 07 R 8f24795dfe4f8694aeecc07dd942c831900592cf69eeedeabc0a6e8254cf9e0d
- 08 R 0c842f929ca63693dfc1f6307531ff1ff3a64e356747795da114afafea968013
- 09 L 5db1b71e8e45f1d822bc48c2ccafc9dd46802484147e2ee9cf29cbd399dc4f5e
- root 769e949139a9b8c0a70ebae3d2ef510d6cb6cd549356f30d8e741ffd05349cbd