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
DPWH, AURORA DISTRICT ENGINEERING OFFICE Award a ₱2.8M contract to JOHN DEE B. BUSTAMANTE CONSTRUCTIONNational agencies
Transaction hash:
2b0ee2a0aa5927c29bbe792eb21146d793948b64e70a0e416e678040f0cce11a
Status:
Included and unchanged
Block:
#2,486 3,527 blocks after it
Position in block:
Transaction 59 of 349
Award day:
Aug 10, 2015 (11 yrs 3 mo ago)
Value:
₱2,754,741.33
Project:
15CN0068
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 #2,486 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)DPWH, AURORA DISTRICT ENGINEERING OFFICE awarded it to JOHN DEE B. BUSTAMANTE CONSTRUCTION on 2015-08-10.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 2b0ee2a0aa…cce11anow …
- 2. Block Merkle root changedstored fd6d3c84ab…40d3canow …
- 3. Block #2486 hash changedstored 28036b5e0d…ffc2c6now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 348 records. Each step hashes the current value together with the sibling shown.
- leaf 2b0ee2a0aa5927c29bbe792eb21146d793948b64e70a0e416e678040f0cce11a
- 01 L 2b08dd23319a02d3523e8f9513d992bb0dd67ab7368329a332f9a5448bf07527
- 02 L fdb21ba73e49e300a2707d421885c85856304c62d7a23f1bc6f6d334d61b76e8
- 03 R 110ff5f047d637572edb8afbad048f8fa5f9ec6d8375ceb7fa005de1f3b7622f
- 04 L 7922363ea8c176d76053fa1cd644c2622d750249a052cbc6f9a99476a75fff0e
- 05 L b13d62bc38b6e512ead565b086f81784647c5c250293ba8f700d973d59bd2649
- 06 L 4bda36a68f75a039914999c38db971917f7b4b6344e0b1cf4258cb14637f059b
- 07 R a413aad563cb116214d0c30b23eebaab0354f1e6d2f78e1686dee525945638de
- 08 R 11657c478aefb74570ce9c6f45aedb70a44828d016cf93b50bfbad6933dd5ed8
- 09 R 467cea703ebd4db3f413e9984dc87794e3de39192b7f1cc49cb63e5f4fda6400
- root fd6d3c84ab5b7a792b57f40ccc0850bb36c42cda39212c04094c158b6640d3ca