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 ₱3.5M contract to ALVYNNA TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
ff67f4aaba6a47c5d60afcfe418c320cae18bc3b90698d8b99e3d93c0df809a9
Status:
Included and unchanged
Block:
#3,610 2,403 blocks after it
Position in block:
Transaction 183 of 186
Award day:
Dec 4, 2018 (7 yrs 11 mo ago)
From:
Value:
₱3,501,000.00
Project:
PB-PAFBAC-203-18
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 #3,610 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 ALVYNNA TRADING AND CONSTRUCTION on 2018-12-04.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 ff67f4aaba…f809a9now …
- 2. Block Merkle root changedstored 6c1f9fba10…e150b5now …
- 3. Block #3610 hash changedstored d4349556ab…a7cb1anow …
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 185 records. Each step hashes the current value together with the sibling shown.
- leaf ff67f4aaba6a47c5d60afcfe418c320cae18bc3b90698d8b99e3d93c0df809a9
- 01 L ff00af7314b65c0329f85a06c2b871549d4584bec7fa772d5f5ac5673c91554b
- 02 L 3f4cd8bca9d4e14448334471ef722ba95b7fe3f1db41e9d132f45403ca6718ff
- 03 L 03e0099ca5e296adaf5bfd18775f2a9bb6048faaed097a58967874c19d8c3cf1
- 04 R daea7e74a254c599ba74fefb0629a38e3a0484f38d5741c5c84d057bbda69408
- 05 L c636d1126bcccce875af03049b90358fca3856e989ab44387c9653377e7aeb61
- 06 L 7bcf74c7d55dd22b4b0a0e6a1525ecc5d974d2a69a0566e60298fe0ca7f976bb
- 07 R b79113c49050fccf7b0b1c28252ae2f537e7865515f4ad10fe8d1804fb58a4f3
- 08 L 1015325ba23c7ae042a4ee53ee8257a554ffbe4ade58f6587624546c2ffc2eeb
- root 6c1f9fba102e894695a74559fd6746b22679ce1d4d7a656993041c6b3ee150b5