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 - SOUTHERN LEYTE DEO Award a ₱39.6M contract to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORPORATIONNational agencies
Transaction hash:
4fdb0831653fd76f7a02c2d7958d2fad0cd9a47758c3e7a11786845ea0fc49a8
Status:
Included and unchanged
Block:
#4,706 1,307 blocks after it
Position in block:
Transaction 417 of 1,424
Award day:
Jan 31, 2022 (4 yrs 9 mo ago)
Value:
₱39,564,238.56
Project:
22IL0041 (NETWORK DEVELOPMENT – ROAD WIDENING – PR
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 #4,706 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 - SOUTHERN LEYTE DEO awarded it to ALPHA & OMEGA GEN. CONTRACTOR & DEVELOPMENT CORPORATION on 2022-01-31.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 4fdb083165…fc49a8now …
- 2. Block Merkle root changedstored 8e3eb8e530…7f5c44now …
- 3. Block #4706 hash changedstored 4808261ae5…b28888now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (11 steps)
How this one record is tied to the block's Merkle root, without needing the other 1,423 records. Each step hashes the current value together with the sibling shown.
- leaf 4fdb0831653fd76f7a02c2d7958d2fad0cd9a47758c3e7a11786845ea0fc49a8
- 01 L 4fcfa803f5d10a567be9a8a0f406a8b021e956137134d2a57e33ec8b92996a21
- 02 R 06b78af8b5be5dbdb74afdd88b1da26be116954728e64078de7c2a4b0ea34732
- 03 R a1fdfe9dfb8fcccfc874aaff92c378fa5d9cd6eb177f3c92cf215663968b3f28
- 04 R bd60096dd9dce6738d495ed383f0b06bcf48749a8670d78602e1025600d4bee6
- 05 R 3890fb83de2b96e71c10cd88cc4ee9b4867fe427e7c622646abe3965909a0bba
- 06 L 0dc89a346f5d0e5eb6d0854632d03e7ad59dc6b35dc0b7bd28f2e3ceb76a40ee
- 07 R 4fdcbd9c19d9b6318442ec60a41c96ae2f684ecb876abde9879a246c750c4415
- 08 L 3727b9b7eb4534f9bda59175022957d887e52b4eff43d285da11981dcfa3d2a9
- 09 L eb3af7615531c9f2c5923f186762d96cf75c9acc8a7a1225a8c76c45b1abe18b
- 10 R eee6047ebe1c28f0b580e9cf2b2a7b2c0ec92fd5ce91ac582fb5ee4ea1c50d3b
- 11 R 731ffe27e0b2c3c2198c1f1759abf9ef8e2b643122a8e12e96c5485d110f0dd5
- root 8e3eb8e530abbc90e1ce078f07f2e2efed95173240a714b8f0d927e4cd7f5c44