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 - CAR Award a ₱143.2M contract to ALFALFA CONSTRUCTIONNational agencies
Transaction hash:
e5531f1641eed8a1eccf736bd5189ca1d3b7ab105770a8b33bcf4b423ecc03e8
Status:
Included and unchanged
Block:
#2,697 3,316 blocks after it
Position in block:
Transaction 788 of 882
Award day:
Mar 22, 2016 (10 yrs 7 mo ago)
Value:
₱143,169,847.04
Project:
15P00060 Acop – Kapangan – Kibungan – Bakun Road
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 #2,697 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 - Maintenance Roads and Bridges, Roads: Construction - PCCP". 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 - CAR awarded it to ALFALFA CONSTRUCTION on 2016-03-22.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 15P00060: 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 2017-10-01). 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 e5531f1641…cc03e8now …
- 2. Block Merkle root changedstored 12e2b1ad29…a1d4b6now …
- 3. Block #2697 hash changedstored 245b8682e4…4c04f7now …
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 881 records. Each step hashes the current value together with the sibling shown.
- leaf e5531f1641eed8a1eccf736bd5189ca1d3b7ab105770a8b33bcf4b423ecc03e8
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- 02 R f9d1de1523256ea7068d71cc60acaee974df29985c0dd39b72bbc30143e4c364
- 03 L 0679d80da5a82b431c62d9012f9f323da6de045b4b99f7a5820fdd505164a962
- 04 R 96532d10444792ecadb793082d01fc0ada504e31a6c5924572407c05304e0a0e
- 05 L f513aa03be0f6683b3060c4313167909fc5465b926ae5ab9dcfff96f312daa7b
- 06 R f402bb3de0f3a7c5dae8e80a712218319f21df61f8fff62a050b134e628d24de
- 07 R a2ebd5c8baa788c9cf31ffbcbb594dc41a8e0e206dcb0c475d5155fd62dd6ae3
- 08 R b37f1bf285f8a110079a1ee201928cb01f2f9dad70c187ad48316ec8941d3c1c
- 09 L 5dac4c6b4a86e72860f0d5519950cb38fed0bac65d27d52910d44d7a15cafb3d
- 10 L fc97548fddaf3644a2585036a812173139521adfe3a7f4b3c99bcd8159642797
- root 12e2b1ad29ec1dd1cdc346ec7b81229eb540eb3a51b54dc37e69335bbaa1d4b6