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 ₱2.5M contract to MIGHTY CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
b93ef84e72029daef5d0401e179cdac949f5acfb566ea4a8cd909fcd198b2695
Status:
Included and unchanged
Block:
#5,257 756 blocks after it
Position in block:
Transaction 18 of 24
Award day:
Aug 28, 2023 (3 yrs 2 mo ago)
Value:
₱2,484,942.86
Project:
Lot 2
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 #5,257 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 2023-08-28.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 b93ef84e72…8b2695now …
- 2. Block Merkle root changedstored ef7d4cc68e…0c2f4enow …
- 3. Block #5257 hash changedstored 6efb2c62dd…0781fbnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (5 steps)
How this one record is tied to the block's Merkle root, without needing the other 23 records. Each step hashes the current value together with the sibling shown.
- leaf b93ef84e72029daef5d0401e179cdac949f5acfb566ea4a8cd909fcd198b2695
- 01 R bc881252c22750555a82e7493b93a77a83892a22c6ffb7f8dc8697c1343e5041
- 02 L 9237f4afaf84488d6df9245470c6fa470b008b4a1b44a7894ccbd75812a03924
- 03 R adf4c07876379eb6e8546d549911707c95025a2b26ecffb4ecd2edfe0eb5c79c
- 04 R 415cc026fba5e89f7e39f11e439a309eaebda629698dd1de7016369229206261
- 05 L 6ed2f35621e0e23d41c504370e3bbacc5675fb0f34b46f6ca833cd295e88db99
- root ef7d4cc68ef16fc260fb22c4699a464d1aba49e3164cc8c41c5b0ebafc0c2f4e