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 - REGION XI Award a ₱2.9M contract to TYER ONE CONSTRUCTION CORPORATIONNational agencies
Transaction hash:
3bbded61aca02fa245473e8eb6400accb643383e371559a40d0da0bbec4c8f2d
Status:
Included and unchanged
Block:
#5,420 593 blocks after it
Position in block:
Transaction 118 of 442
Award day:
Feb 19, 2024 (2 yrs 8 mo ago)
Value:
₱2,924,426.06
Project:
24L00176 Construction (Completion)
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 #5,420 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 "Regular Infra - GAA 2024 SSP", i.e. the FY2024 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 - REGION XI awarded it to TYER ONE CONSTRUCTION CORPORATION on 2024-02-19.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 24L00176: 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 2024-05-28). 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 3bbded61ac…4c8f2dnow …
- 2. Block Merkle root changedstored d16bd6bdcc…0731b7now …
- 3. Block #5420 hash changedstored 8d9a0a09ce…9fa714now …
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 441 records. Each step hashes the current value together with the sibling shown.
- leaf 3bbded61aca02fa245473e8eb6400accb643383e371559a40d0da0bbec4c8f2d
- 01 R 3cc003ff2d1d26514f69dccd06eb3e08e9338081586507067a1ed81091fe0707
- 02 L a918e14095b8fdd91b33ad3261c8033fe4f3b13c4312134083b6a65133b75c66
- 03 L e56cd8f7691887c6d3cb565ca44e6f8585cf7a80e4ead1eff82b631e6927d1a7
- 04 R aa009333222428a505741f76ff68912ce8571058d06050a8103d9943b30c7135
- 05 L 4692d6e03c2a6347b114b0fbb214fbfe9d918d8ca5d696e57582cd42e3e39079
- 06 L b1ae1aaaff749513a1b207691f7daa36f28f91b2e1683bfc65582e10bd998b00
- 07 L 543e05db3a7d7aa5bb2c3e15495958e17c93e118c96ef6bd2414b4e0dbd322b4
- 08 R 3f5d5492bcd56f8e75c1730a5c347f04f3e3637e685099465573bd3b040e73dc
- 09 R 81faa1c631197143ca7e810fd25b8a73eec45471d2e9dd7475ace9c2d97b1cd5
- root d16bd6bdcc666eda840e30f52be65727f5d07bd5d8dab49e3ae39135800731b7