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 - SDN 1ST DEO Award a ₱2.9M contract to R.F.VARQUEZ CONSTRUCTIONNational agencies
Transaction hash:
b7dfdddf247c70b090d7a050a81759c0164ddfc521a5e2768d660f860db2f796
Status:
Included and unchanged
Block:
#2,849 3,164 blocks after it
Position in block:
Transaction 172 of 238
Award day:
Sep 13, 2016 (10 yrs 2 mo ago)
Value:
₱2,925,325.56
Project:
16NF0090
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 #2,849 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 - SDN 1ST DEO awarded it to R.F.VARQUEZ CONSTRUCTION on 2016-09-13.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 b7dfdddf24…b2f796now …
- 2. Block Merkle root changedstored 4dbadf4328…76467enow …
- 3. Block #2849 hash changedstored b1f2ac900e…5aee0anow …
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 237 records. Each step hashes the current value together with the sibling shown.
- leaf b7dfdddf247c70b090d7a050a81759c0164ddfc521a5e2768d660f860db2f796
- 01 R b825021e261d4c6cafb7b83c3370a6ff2fe278d90386509cced42b6d7f885a82
- 02 R 3a54c3dfb50599b518fbbda73d600368edd59e6508d3563d83604862366efa49
- 03 L 5dff22863209052e901c68966ea4e75710d9fd68ced2bae1bfd78686eef23347
- 04 L 5d9d0a61e794d1cf26fc18283d5285133b2c0be4ab4c3e5b505a96ba02907b10
- 05 R efedc3fd65ace18a6a67eaee732ad5e796d10c90f4e8c809872d90d712dd6c16
- 06 L dc2be292752f98f34d4f9038a831bbb4cb3e43d31a84e775bcf76722ad73a3f2
- 07 R f5bd18d9058554a7ab65bc6cb0994d6ffc9b4c21b924889905b3d8ae1493d8dc
- 08 L 467bbe99208d696dbe77be75510d8dbd1443062eedca44785449fa9afa58af7d
- root 4dbadf4328588c30dcfea2aa3f8a5bb59ffb02eae5e07887ffc9385a5f76467e