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 - QUEZON 4TH ED Award a ₱4.4M contract to R.A MENDIOLA CONSTRUCTION & DEVELOPERNational agencies
Transaction hash:
d4999937110cf0b52eefa0ce2b1a777385a488ef781c96bdfcac3e199b2ea9cb
Status:
Included and unchanged
Block:
#2,549 3,464 blocks after it
Position in block:
Transaction 160 of 191
Award day:
Oct 16, 2015 (11 yrs ago)
Value:
₱4,350,441.00
Project:
15-DL-0149
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 #2,549 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 - QUEZON 4TH ED awarded it to R.A MENDIOLA CONSTRUCTION & DEVELOPER on 2015-10-16.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 d499993711…2ea9cbnow …
- 2. Block Merkle root changedstored 56606d15ff…9c2adenow …
- 3. Block #2549 hash changedstored 592c83659b…b66db6now …
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 190 records. Each step hashes the current value together with the sibling shown.
- leaf d4999937110cf0b52eefa0ce2b1a777385a488ef781c96bdfcac3e199b2ea9cb
- 01 R d6c82b28c353c68112258eba023a837adc6f5cffc35800241d401a1d019475a1
- 02 R 3700dbdb113b274aa4d0b14620f778ffca97a60a0589685d36de1080ffe66a78
- 03 R ea98ef40cd6a173d5ea6326f4d634a93311b82dc6318f6e85323d751189122da
- 04 R 5d1f5498359fc4dbc0afae5c75a37a8c192c3c8f468b07c6fa30e5ea5a4b2467
- 05 R 9c5a5e575b77f4c0765c1ca57f4969c9a2e45b12b2e5498bd344156c582c5955
- 06 L c0be8caaa0865c7802b659ada2dd62b86f5ec719138d5ef7b137d3c52d5e9509
- 07 R cbffe28c2361af38f193cc091faddd8a3c21573c569e8b32a8328d37580c8642
- 08 L 05f3b9575f36ce9b2d2f2149a5edab8dd0eb1c31c66f3778743811d632aa6114
- root 56606d15ff55e84308a3fc5f8b1b4bfb76071e2aa5c4d5b6133a41d2759c2ade