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 PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO Award a ₱27.9M contract to IBC INTERNATIONAL BUILDERS CORPORATIONNational agencies
Transaction hash:
0e62855c5f64fb1da72a28fc087a5160d6463d3b1e87ce1bda31e43a8c7b29f3
Status:
Included and unchanged
Block:
#2,490 3,523 blocks after it
Position in block:
Transaction 9 of 218
Award day:
Aug 14, 2015 (11 yrs 3 mo ago)
Value:
₱27,899,999.99
Project:
15-GF-0045
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 #2,490 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 PUBLIC WORKS AND HIGHWAYS - ILOILO 1ST DEO awarded it to IBC INTERNATIONAL BUILDERS CORPORATION on 2015-08-14.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 0e62855c5f…7b29f3now …
- 2. Block Merkle root changedstored b9472b8c7c…236065now …
- 3. Block #2490 hash changedstored d5116cfc64…bc7e9anow …
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 217 records. Each step hashes the current value together with the sibling shown.
- leaf 0e62855c5f64fb1da72a28fc087a5160d6463d3b1e87ce1bda31e43a8c7b29f3
- 01 L 0c1c9120b921cfcb79688b7bc63d016f68cc4df125a349fe484afbd5b442ee03
- 02 R cc587ca2905a6dd40cb1cf044e334d982aefd98caba59394bb24ee62a0fff0f4
- 03 R 91471f6f8aa108a4e8aaab6bfbf39d48e99316ef2b7efebcb3438fe0d77f666a
- 04 L 457830a9fa55b00000f04229ef0a48b2bc19f9a53be3b34bed9619f25ab2372e
- 05 R 3535336fd312483ce196ee252404b9aed6537ce060ee240eaffb61bc5a89bc2e
- 06 R 2ff9674984d4cbaa2afe738fb3a6f3cc971b39a3647d27cf52ec22959cb5928d
- 07 R 515d0d8e6daf634de8d9e99e4e20c26d415d77857e9cd11d28469ba44904f208
- 08 R d8bdbc5ae3797d8ece7afe9414ba2f10b1b8251e77ae611fe2ab8308b6d5a9af
- root b9472b8c7ce504ce04d4ecec1c22b83945fcdb263276a775fa41478ded236065