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 CAVITE ED Award a ₱5.1M contract to ARENVEE CONSTRUCTION SERVICESNational agencies
Transaction hash:
efe03370137db425b25abb2ac67b0be3643f38d033d9ec7afb95a1ba9c27ece0
Status:
Included and unchanged
Block:
#1,715 4,298 blocks after it
Position in block:
Transaction 909 of 977
Award day:
Mar 26, 2013 (13 yrs 7 mo ago)
Value:
₱5,119,897.87
Project:
13DF0094
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 #1,715 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 CAVITE ED awarded it to ARENVEE CONSTRUCTION SERVICES on 2013-03-26.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 efe0337013…27ece0now …
- 2. Block Merkle root changedstored 0522c0ffe3…63bfd1now …
- 3. Block #1715 hash changedstored 8b5ca71d2e…0f3d82now …
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 976 records. Each step hashes the current value together with the sibling shown.
- leaf efe03370137db425b25abb2ac67b0be3643f38d033d9ec7afb95a1ba9c27ece0
- 01 L efd2a56b0ce4cfd0ef10be50eba265005418d582a441978a385668b824d59deb
- 02 R 10c3e2a9c4d53638e65451a45d24dec61f21e4f4ba1ac06de4aad1bf3770d0c2
- 03 L 03e2bcc6a99c2c4019ae9250947aa5d539d4e44ad807744cc53efbd0c521c3d1
- 04 L fd640f4e524f82e297b95095adddb76d9f892fc5bc1e64ab6be5898fe82e2998
- 05 R 91336bbff13be4bd13a99b7db66aae25b203ef5554346b2ae2b5643e148784ab
- 06 R 5e6a036855f877e92df5eae59018b1b48cbf0c0dce8c3a6442ba46ccec20c76a
- 07 R 1cf4d1ba351c8143a820b323ca7a893e820d5bf3accf20a5827da6495aade7ed
- 08 L caa43f5c2746c013087a87f44a7785d475536ee0fb85f309ec48c8c24afafe02
- 09 L dba9fb4719a21a8b8e4d166e104e3fcfe46255d5b1f1671896306c4bde316325
- 10 L 82fcf3d12c98b945b02a79495fce21be985361009e5f54b2feec7b78450ef25e
- root 0522c0ffe36d6afacf299f85904ea71d87cd14c82a117108d541dc9e1063bfd1