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
PHILIPPINE AIR FORCE Award a ₱6.2M contract to ARAPHIL CONSTRUCTION AND DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
ed42032e7b4cbc9eeb6482ef6f5c771562a3a3f8e03b6556249d134394f3e12e
Status:
Included and unchanged
Block:
#4,773 1,240 blocks after it
Position in block:
Transaction 16 of 17
Award day:
Apr 12, 2022 (4 yrs 7 mo ago)
From:
Value:
₱6,211,117.19
Project:
PB-PAFSBAC-002-21
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 #4,773 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)PHILIPPINE AIR FORCE awarded it to ARAPHIL CONSTRUCTION AND DEVELOPMENT CORPORATION on 2022-04-12.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 ed42032e7b…f3e12enow …
- 2. Block Merkle root changedstored 9a7119533d…e1f5ednow …
- 3. Block #4773 hash changedstored 17163d24b4…bb9618now …
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 16 records. Each step hashes the current value together with the sibling shown.
- leaf ed42032e7b4cbc9eeb6482ef6f5c771562a3a3f8e03b6556249d134394f3e12e
- 01 R ed42032e7b4cbc9eeb6482ef6f5c771562a3a3f8e03b6556249d134394f3e12e
- 02 R 429a6582caf40a82ecb9c72bb3d0e35df5d88fab01e38c536daa40c8f16194a5
- 03 R 46f2d549e6db2ea3e9644a1d4dd7c798393513f1c62db6900e4d1c6b3c6bb414
- 04 R d11c50618bfae4e4d76182224a7a18b6b41cfa994ebc472c39fd92a76e0f9e9b
- 05 L c3f716231f10f6f0e5793a0c042d81a27453d9eba621d1fbcee3bee040882954
- root 9a7119533de040ffca63835f787ea0ad4cddad3c666b328f06fcc7d53ee1f5ed