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 - BUTUAN CITY DEO Award a ₱2.3M contract to BN BUILDERS & CONSTRUCTION SUPPLIESNational agencies
Transaction hash:
3d767f2cb0e7805ebdc2888f34c9dddf7d2d3302140b4bf586dd3887ad189c5b
Status:
Included and unchanged
Block:
#3,018 2,995 blocks after it
Position in block:
Transaction 34 of 158
Award day:
Mar 16, 2017 (9 yrs 7 mo ago)
Value:
₱2,319,689.08
Project:
17ND0010
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 #3,018 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 - BUTUAN CITY DEO awarded it to BN BUILDERS & CONSTRUCTION SUPPLIES on 2017-03-16.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 3d767f2cb0…189c5bnow …
- 2. Block Merkle root changedstored 9e98a8b262…684354now …
- 3. Block #3018 hash changedstored 3e9977dd9b…ecc38anow …
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 157 records. Each step hashes the current value together with the sibling shown.
- leaf 3d767f2cb0e7805ebdc2888f34c9dddf7d2d3302140b4bf586dd3887ad189c5b
- 01 R 3da530e3ba4d27d71553b97fc9858a812cbaf94fa5bb3645e39013de36dff48f
- 02 L 6dd29ee5a1c04b584497584583a7158a70b0b3a2c8104870c79872ff1ed0a701
- 03 R edc8b9d848a76cf72ab7793e5a0514128927d3b985e5954db482c7f9c4289293
- 04 R 0b03b4761708c7c5f30881c5a4359fd1fbe10360c08f9e8e401277f68567b72d
- 05 R e09703c0bae195763178e323910241c1848528a635d916e94c6d801b580232a8
- 06 L eeb310dfa8d9725212948f57ba28c0a4351c402cffc21f758d426352986d4cf9
- 07 R 1cba455bc377f17c68132c1badf1d228c17851bf0378f286f0e7c078472ec42b
- 08 R 603ade90b01953ba204cda13e77c3e239c97c49d5d05560a6b9cd1b03f7f948c
- root 9e98a8b262d662e7f6791a37d0dddd7b3e8ec901583e8593a1e3eac0e8684354