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 EDUCATION - DIVISION OF NUEVA VIZCAYA Award a ₱1.4M contract to MIGHTY CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
21e1ebd66f6fa4d42cbb685f38e95ba5fcbfd2e0ea6003c5cf2b65ec04aa68d4
Status:
Included and unchanged
Block:
#5,004 1,009 blocks after it
Position in block:
Transaction 45 of 358
Award day:
Dec 12, 2022 (3 yrs 11 mo ago)
Value:
₱1,351,108.85
Project:
Lot 1
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 #5,004 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 EDUCATION - DIVISION OF NUEVA VIZCAYA awarded it to MIGHTY CONSTRUCTION AND SUPPLY on 2022-12-12.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 21e1ebd66f…aa68d4now …
- 2. Block Merkle root changedstored 7fb72ea262…1147c8now …
- 3. Block #5004 hash changedstored b090a8d8b5…427968now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 357 records. Each step hashes the current value together with the sibling shown.
- leaf 21e1ebd66f6fa4d42cbb685f38e95ba5fcbfd2e0ea6003c5cf2b65ec04aa68d4
- 01 L 215f0b955add68710a590787d0f7a9fb019c94c5990ad0e856c6231399a31b61
- 02 R 8126b59ba3d360609b066f65e3459d8674194ac44b6aa92bb9ceaafc08d4c821
- 03 L 87bb1cd5df901a2d20d4e15bf8d52e736c91834d9002b1f01a455f1a2bdbeb95
- 04 L f1a6fca0738cd1f17012344096de45f6fda0b5add2c377dbbb0a1259747315ed
- 05 R e4245cb5afb358ee7bd5dbd8bfbd4a510d736d71284886b4b64713b235bf0044
- 06 L 6cb315122d17e3812efeadfdd318586a64878b63bc15279188266ab3f1fb7142
- 07 R 9d1af5a47efb33ed0cd2ba535ea2d3ea37893cea4a38fb0fce4c51e5d342ceaf
- 08 R 28dd1be8e313af92b243d20468db24f417844de01bbb2a1e7c7c3989cf2ceb61
- 09 R f2f66410b71b0e28b4cf091aa17090434b06608e5e33729f86626942bd84de68
- root 7fb72ea262dbf980ab75f7767646d029533ff53616ae707f951aeaa2c41147c8