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 NATIONAL DEFENSE - PROCUREMENT UNIT Award a ₱220.6M contract to POLARR AZANJE CONSTRUCTIONNational agencies
Transaction hash:
4b3c83dddf2d3812e4511bbb359eeb10df39a961737b9e73f3ec6af4e74bd80d
Status:
Included and unchanged
Block:
#4,318 1,695 blocks after it
Position in block:
Transaction 2 of 6
Award day:
Dec 26, 2020 (5 yrs 10 mo ago)
Value:
₱220,566,391.00
Project:
AFP Basing Support System
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 #4,318 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 NATIONAL DEFENSE - PROCUREMENT UNIT awarded it to POLARR AZANJE CONSTRUCTION on 2020-12-26.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 4b3c83dddf…4bd80dnow …
- 2. Block Merkle root changedstored 690d9c5ef6…f1ef51now …
- 3. Block #4318 hash changedstored a9adb1518e…a725c7now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 5 records. Each step hashes the current value together with the sibling shown.
- leaf 4b3c83dddf2d3812e4511bbb359eeb10df39a961737b9e73f3ec6af4e74bd80d
- 01 R 6c51b85218acaa52a2b853fa526453d19e79775efa110334465f15be100b8b49
- 02 L 579a00f92b3e4a3aaf1e2d2f5beb7e29cdf9fb7f2c3eb6ab907c0ecf429e3e30
- 03 R 1ad98db5eecf1ce10788f743f6329cc8a9df80f0ce1bc3704b30dd449a4a26c7
- root 690d9c5ef60d4795908f810c2faa63fc7bb055401b5097b897142dd489f1ef51