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 - BULACAN 1ST DEO Award a ₱1.9M contract to B. BERNARDO CONSTRUCTIONNational agencies
Transaction hash:
ed9741ab7fcca40bce7fcd12a41b59862f9868531ea16b286883307255cc33db
Status:
Included and unchanged
Block:
#4,062 1,951 blocks after it
Position in block:
Transaction 136 of 143
Award day:
Mar 25, 2020 (6 yrs 7 mo ago)
Value:
₱1,940,348.51
Project:
Zones III & IV, Bagong Nayon, Baliuag, Bulacan
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 #4,062 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 - BULACAN 1ST DEO awarded it to B. BERNARDO CONSTRUCTION on 2020-03-25.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 ed9741ab7f…cc33dbnow …
- 2. Block Merkle root changedstored c2f49d780c…6fdc38now …
- 3. Block #4062 hash changedstored 8f6dfef5ed…b07f22now …
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 142 records. Each step hashes the current value together with the sibling shown.
- leaf ed9741ab7fcca40bce7fcd12a41b59862f9868531ea16b286883307255cc33db
- 01 R eef9f9c4644890e0a9e0900f2d67fa657717d06ac31d17aaaa21f86986db91da
- 02 R 513300f43347eb888b37efb2e757c79472bed49c599133d0f551e803cc30d3c0
- 03 R 0e76c1ac91441a8a07808018adb946cf32db11ac24adabb4cbcdc4389e04aec8
- 04 L d3c8039ee7e163f627ff266dfd7daf20f5d6998dbce9dff38c9206a1b2459b4d
- 05 R c190999c5c1ffe50c3e03f184f745447cef018b55e632d54bfbab1140a1cafa2
- 06 R b0f8808c795dc0d0b6fee5d57f968c5bad254b05423333a6fff4e927dcb258fd
- 07 R cf69d51d2e99982648ff6966e949bbef388eeb1e676a85ec6a400c82ef1e35ad
- 08 L e892f1c6e2456e0aa99776e6e910cedaf1a6838d2d528629ae3048160daf9c15
- root c2f49d780c3e932a9b1386483032bfa3fcf399efb0b895150cc24e532f6fdc38