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 - AURORA DEO Award a ₱2.9M contract to JOHN DEE B. BUSTAMANTE CONSTRUCTIONNational agencies
Transaction hash:
2f6a52a8d10ed8ea0e9677cd092d4adf4adbbc8c5a780b93e745bb87dd603ed8
Status:
Included and unchanged
Block:
#3,129 2,884 blocks after it
Position in block:
Transaction 21 of 107
Award day:
Jul 11, 2017 (9 yrs 4 mo ago)
Value:
₱2,885,027.51
Project:
17CN0125
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 #3,129 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 - Flood Control: Construction - Slope Protection using Structural Measures (e.g., Revetment, Retaining Structures, Rock Netting, Concrete Crib, Shotcrete, MSE Walls, Gabions, Riprap, Masonry), 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 - AURORA DEO awarded it to JOHN DEE B. BUSTAMANTE CONSTRUCTION on 2017-07-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 17CN0125: 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 2017-10-13). 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 2f6a52a8d1…603ed8now …
- 2. Block Merkle root changedstored 5acf1f8237…e42c7cnow …
- 3. Block #3129 hash changedstored c633ef4601…f48b0enow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 106 records. Each step hashes the current value together with the sibling shown.
- leaf 2f6a52a8d10ed8ea0e9677cd092d4adf4adbbc8c5a780b93e745bb87dd603ed8
- 01 L 2f444fbf669dc3994146870d5500c5362d2a6ad17f6814f3c9f5dcfe725dc4c7
- 02 R c83e067fcf8f372a3229271914130f6e780da09039d0ebdc85c1b19a1b184b3b
- 03 L 2efc08434145e5a981de0a748cb30d60a78680c8ac3f10eb4dfa5cfdc34f7fa9
- 04 R 62e85aa61956a1825840bd364880791a1593a2d7a331a0f346dc7fc7c1cb1c59
- 05 L e920a68085858450a1353bf5084e5be0dbe7be6e5c521c87e8b074bd8d78253f
- 06 R c69502b39d66d4cabfebdcfd8e6e8b7cbce469ced8813bb433cfcbc83db54bfe
- 07 R 5706b7040e2cc51162013a1e1a8ddbbcef1d6eb876df54dfb339045b9a461ccf
- root 5acf1f8237c5b004bd014a1e4cecfa9704221b8ed49e107620cdb3bd84e42c7c