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
CLARK DEVELOPMENT CORPORATION Award a ₱11.6M contract to DUNGAN CONSTRUCTORS AND TRADING CORPORATIONNational agencies
Transaction hash:
08e28ecc5bb8b89c111137d83d314321c5f4d2b3fa708b180dda7256e1c0d00c
Status:
Included and unchanged
Block:
#532 5,481 blocks after it
Position in block:
Transaction 1 of 15
Award day:
Feb 10, 2009 (17 yrs 9 mo ago)
Value:
₱11,580,489.00
Project:
Improvement of M.A. Roxas Highway
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 #532 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)CLARK DEVELOPMENT CORPORATION awarded it to DUNGAN CONSTRUCTORS AND TRADING CORPORATION on 2009-02-10.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 08e28ecc5b…c0d00cnow …
- 2. Block Merkle root changedstored b07e8b2d5d…e82f38now …
- 3. Block #532 hash changedstored 44a7fb3221…6db6ddnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (4 steps)
How this one record is tied to the block's Merkle root, without needing the other 14 records. Each step hashes the current value together with the sibling shown.
- leaf 08e28ecc5bb8b89c111137d83d314321c5f4d2b3fa708b180dda7256e1c0d00c
- 01 L 03f36040ae95b925c4a756ca70e92e53002bcbe0aeded875c166ed6bf26b9cdc
- 02 R becf133f4a1278b53bcccc4fe841820368c92de398a9366b85a2396a961298cf
- 03 R be93521f21e0a35a957396e04abedfd6ee3d71d62012ae8ae36ed4a151238ab5
- 04 R 0804d67f7a718b94cbf5549347d3f71a5c4430947f9b7cb15a96b59e65c3c22d
- root b07e8b2d5d857f881842420864ef7bdf60da2e1fe725af71f77c101de1e82f38