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
OFFICE OF CIVIL DEFENSE - CARAGA Award a ₱3.5M contract to AA CONSTRUCTION AND SUPPLYNational agencies
Transaction hash:
4f4c5d3ea90efceb0b0bfe3ae99f066ea4a35b847b5572097d982b08606f53c1
Status:
Included and unchanged
Block:
#4,849 1,164 blocks after it
Position in block:
Transaction 38 of 151
Award day:
Jul 7, 2022 (4 yrs 4 mo ago)
Value:
₱3,466,924.36
Project:
Road Junction
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 #4,849 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)OFFICE OF CIVIL DEFENSE - CARAGA awarded it to AA CONSTRUCTION AND SUPPLY on 2022-07-07.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 4f4c5d3ea9…6f53c1now …
- 2. Block Merkle root changedstored 92f3503c28…60e481now …
- 3. Block #4849 hash changedstored 7b34019d8c…f4be99now …
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 150 records. Each step hashes the current value together with the sibling shown.
- leaf 4f4c5d3ea90efceb0b0bfe3ae99f066ea4a35b847b5572097d982b08606f53c1
- 01 R 50f43d5078a36b3bc86e15a67e714e45f38f4242405747ad63e87d95fea3ca6f
- 02 L 55406e5d803fbaf8a1588384606f03666c2097720c14a5c4c44585ba1e052695
- 03 L 1446676548a30ab969da09fa69181b02ff983fe7d9fe56ea4b2142db1e843c6b
- 04 R b4815d99ea3a9411c649e1717094ea3bed41a00f14814ac5c6083cfd577872c5
- 05 R a204a61d75b3a305a1bd3d492950ab78c4cbb41f4abd3d3d7f3b857e6a34f223
- 06 L b13c4f53fdc858ccf86fc7908595d7157fb6350d72cad1da202f73679878969b
- 07 R d0a3b3daec4413f22126b9e984a941ccfa19835a16233726891581a59105fc88
- 08 R fa7a93db82e585cfa4c752b72a2e7c25fd9deeb041c51aca5a48c6eba91774e9
- root 92f3503c2814acfa80249054ec63a4857cd4fb848ed1f5a78ae28b547260e481