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 - LOWER KALINGA DEO Award a ₱969.1K contract to GADAV BUILDERSNational agencies
Transaction hash:
a131bd3ee7f588cbf16aa8f298a8e3ce8f4a55e5565d9b5bf83395b9be9f3b82
Status:
Included and unchanged
Block:
#4,460 1,553 blocks after it
Position in block:
Transaction 173 of 243
Award day:
May 26, 2021 (5 yrs 5 mo ago)
Value:
₱969,093.60
Project:
21PL0075
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 #4,460 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 2021 LP", i.e. the FY2021 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 - LOWER KALINGA DEO awarded it to GADAV BUILDERS on 2021-05-26.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 21PL0075: 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 2021-09-10). 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 a131bd3ee7…9f3b82now …
- 2. Block Merkle root changedstored acd68b91e7…c471a0now …
- 3. Block #4460 hash changedstored 3c3c14ec64…8e6e09now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 242 records. Each step hashes the current value together with the sibling shown.
- leaf a131bd3ee7f588cbf16aa8f298a8e3ce8f4a55e5565d9b5bf83395b9be9f3b82
- 01 L a122ca879dcb6ce5f8601bbfd90e24333d779fa2f4871ebb80c3eb0e3f68ceb2
- 02 R b0a172c0fcb293315a31a42667092796763dd5f951f3e3d4ba151e4c0a29b74b
- 03 L 4a5627d69b05f7d5279d91ea5262fd3aa0f4451a1fa1e546dadf7884e97e5f83
- 04 L ddcf12a08c837ed8e3ab3fd7f4f5f880d13bc66c627698e7a0b2dce15b7bc40f
- 05 R 5258c5c6a2771d72ffbc761c8fbd1567d8874fabf7577c5dbdc83e892a1cd875
- 06 L f9bb2039977a46435ef3ee547068b9b1bc5a32c41ed3bae3462be82af42d8887
- 07 R 3035ef5e7acadb23804edb26221f5aca5c109d0f234379978843c7f8ae908dd7
- 08 L ca9cbdcc2d2542da70e619395e081f3c54aeeef7b646f7a53546d2d523e30208
- root acd68b91e7048ae8ca383d0ac4741e0620f5941977370d1a4ea4317b83c471a0