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 - QUEZON 1ST ED Award a ₱7.1M contract to I.A. BOSQUE CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
4dba8547edac630a964a00a8e0ab5fd4ddf77260305c6afa351b2ef1355fb66e
Status:
Included and unchanged
Block:
#3,271 2,742 blocks after it
Position in block:
Transaction 164 of 544
Award day:
Dec 11, 2017 (8 yrs 11 mo ago)
Value:
₱7,106,435.09
Project:
17DK0206
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 #3,271 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)DPWH lists the funding source as "Outside Infra - GAA 2017 DepEd BEFF", i.e. the FY2017 GAA. The exact UACS line is not given.Partly
- 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 - QUEZON 1ST ED awarded it to I.A. BOSQUE CONSTRUCTION CORPORATION on 2017-12-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17DK0206: Completed, 100% physical progress.Found
- 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)DPWH marks the contract "Completed" (end 2018-05-08). The certificate itself is not published.Partly
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)No COA finding linked to this contract.Not published
2 of 8 documents found, 2 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 4dba8547ed…5fb66enow …
- 2. Block Merkle root changedstored ac8182be9d…434a75now …
- 3. Block #3271 hash changedstored 73b9646f15…de8a02now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (10 steps)
How this one record is tied to the block's Merkle root, without needing the other 543 records. Each step hashes the current value together with the sibling shown.
- leaf 4dba8547edac630a964a00a8e0ab5fd4ddf77260305c6afa351b2ef1355fb66e
- 01 R 4e404c8a8adc7675af213cf96822673dd8d48501e25407b696afd58d423124f1
- 02 R 7db94fde1cd929cdc2a15061e06643f52e5b98a9740751c009753c52bcccc5ba
- 03 L 4f218de76406c87290c732a922ad700618f504cd5a2cc7c087bfba942ebdfadf
- 04 R e7d353e1e8615aa8123655defa7254334b7b8ba6265368a800e4f123ede619dc
- 05 R 3e7f26af7d86d22a1d7dc0eaa0ea69902792ffa1ae21db35e6160c7ea9469544
- 06 L c6d2655ed50e92c0994e6f24747b77adaf7f5628a5a24925085546612e1f3478
- 07 R e7c715a21a82ffe2a12b3db19202a6df68ad3228674f5c715cde0368d4b02551
- 08 L 73b6d7660e376282344afe07bbbda891fea8ab61158550f114ae488556937ee6
- 09 R b19f03f0f0fba1769517d68e45c32483d53f4a6427b9b6f45be085c18014bda5
- 10 R 912d167358fd0ad0841680f3065e2dcd55305ae38a1d6315a7dd3d82ea32bb48
- root ac8182be9d587b59039800efe7d34f166b0efa33fa7ffe057d5277a1cc434a75