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 TRANSPORTATION AND COMMUNICATIONS - MAIN Award a ₱45.8M contract to MINDANAO ROCKNational agencies
Transaction hash:
dac92efc850b8cc9e5be0792889bc1194ab6bf7ba0297eab8e5ef9346123d3f8
Status:
Included and unchanged
Block:
#520 5,493 blocks after it
Position in block:
Transaction 8 of 11
Award day:
Jan 26, 2009 (17 yrs 9 mo ago)
Value:
₱45,829,360.32
Project:
Ozamis Airport Asphalt Overlay of Runway
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 #520 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)DEPARTMENT OF TRANSPORTATION AND COMMUNICATIONS - MAIN awarded it to MINDANAO ROCK on 2009-01-26.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 dac92efc85…23d3f8now …
- 2. Block Merkle root changedstored 0984c14728…e0fa6bnow …
- 3. Block #520 hash changedstored bf8d730705…a02992now …
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 10 records. Each step hashes the current value together with the sibling shown.
- leaf dac92efc850b8cc9e5be0792889bc1194ab6bf7ba0297eab8e5ef9346123d3f8
- 01 R dcb62699bc41ad81b818caba00e979c8384057f77921452c84187660b530ba23
- 02 R b556a5e36ea5825cbcd0ebcc79977dbeaf02b75b9d0d9da7c7751c50c1fec696
- 03 R 661c0e88c28925b2fd85eb3cfa898141b8c0151f96f9f8f1a1af5afb2447d55a
- 04 L 6acc9c361031d03a773eda194299f656e3e16b64b7f136b5f899d77b6763edc5
- root 0984c147287a299fb8e5f9087536b23d4212758c2e8c884a4562f0b85fe0fa6b