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 - SUB-DEO Award a ₱11.1M contract to N.B. AVILA CONSTRUCTION - CAVITENational agencies
Transaction hash:
7cf93cbcaaf4b8f2a940ee8257d01623c1904a1c9c4a59c7b186ba9a652f2267
Status:
Included and unchanged
Block:
#2,453 3,560 blocks after it
Position in block:
Transaction 69 of 142
Award day:
Jul 6, 2015 (11 yrs 4 mo ago)
Value:
₱11,146,134.60
Project:
15DG0028
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 #2,453 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 - SUB-DEO awarded it to N.B. AVILA CONSTRUCTION - CAVITE on 2015-07-06.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 7cf93cbcaa…2f2267now …
- 2. Block Merkle root changedstored 66a6fe00a7…6f491fnow …
- 3. Block #2453 hash changedstored 921181fe1a…03fa01now …
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 141 records. Each step hashes the current value together with the sibling shown.
- leaf 7cf93cbcaaf4b8f2a940ee8257d01623c1904a1c9c4a59c7b186ba9a652f2267
- 01 L 7c5a93d6665ba773c5d971f9ed8480cc910a249c1b989094227404b05954862b
- 02 R a71e2d241c411924d38327d14d1bb22fe52bbe6fbf08d557e010211016845044
- 03 L 27995d69aba4a5810b72a3da1bbd4454286fa7a0bca280f4d969dfd8d823a735
- 04 R 8e580a1ed92fc7c3f732b3a90c2cabd327aae26aefb5cfacc905f85e314ccb7e
- 05 R 128d11a0d22306636e1bd02811b12401bef5badfb04a6dcf6457b72619cfe098
- 06 R 8638b827c3e79fa04d9314fc0c3943fd0c5316cffe5336ed34fc1ecc362a277a
- 07 L cd966a2e14d33c8c918aab693ec75efab1c53dde2347a68f6cd1295b6a303c1c
- 08 R 0de80c703e516b0f191def3e1f2303a78e84278dcff5514065cbcfc365449a05
- root 66a6fe00a7e0bdccabf605aeec0df65e6b4f9b5b0297549b9b1da017f26f491f