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 - SARANGANI DEO Award a ₱2.6M contract to NIRVANA CONSTRUCTION AND SUPPLIESNational agencies
Transaction hash:
cf2a704a5cfab322f45c6cfc6e97b2018f7100e8e98e3c38bd9aba9bcbcaa95d
Status:
Included and unchanged
Block:
#2,461 3,552 blocks after it
Position in block:
Transaction 154 of 194
Award day:
Jul 14, 2015 (11 yrs 4 mo ago)
Value:
₱2,622,555.39
Project:
15ME0072
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 #2,461 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 - SARANGANI DEO awarded it to NIRVANA CONSTRUCTION AND SUPPLIES on 2015-07-14.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 cf2a704a5c…caa95dnow …
- 2. Block Merkle root changedstored 5a5eaca473…40a8b0now …
- 3. Block #2461 hash changedstored a3e35eb333…ef9865now …
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 193 records. Each step hashes the current value together with the sibling shown.
- leaf cf2a704a5cfab322f45c6cfc6e97b2018f7100e8e98e3c38bd9aba9bcbcaa95d
- 01 R cf50034a43634759b0298133068062ff9f9690bb9779b44f0168ecae6fdcc287
- 02 L 7d0e02026e91d7dbd9655573e746eb72a90c6de8fa8f7a98f6f4fa04b9e31db4
- 03 R be12b9c36c0de758370912995e4322e172973dcd9beff3c8d223f1931fe84020
- 04 L 1a095b0cd683524f2aa77d666db81abcc29b8d797fac9c514fb528eda1f940e1
- 05 L bf1acfe89604906af2c85138557f3021ced2e0523f3402cb05d995faee2e8a2a
- 06 R a55426cd7ed3e547bc54fdae733c1cb545337f9ecbf90e91b28f632e9ed4145a
- 07 R 37d670d803b66ca6d4ca776de2b31ac6d6427bc1351ba74727ffe4616a8e9ccb
- 08 L fb92e5eb62695cb8ba54991f9707994b0636fcb00726d61fa0433d68caf869ef
- root 5a5eaca4737fc346bc1f7045fd2953bb24080d566007222ce2cf168ce140a8b0