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 - PANGASINAN 3RD DEO Award a ₱11.8M contract to ZOTA TRADING & CONSTRUCTIONNational agencies
Transaction hash:
f8dd3cb2e7bf34d30b6256e0be139c1fdeab29ee8fa0e35783c083a043aff207
Status:
Included and unchanged
Block:
#3,611 2,402 blocks after it
Position in block:
Transaction 250 of 257
Award day:
Dec 5, 2018 (7 yrs 11 mo ago)
Value:
₱11,786,754.46
Project:
Construction of Two Storey Four Classroom School B
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 #3,611 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 - GAA 2018 DepEd BEFF", i.e. the FY2018 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 - PANGASINAN 3RD DEO awarded it to ZOTA TRADING & CONSTRUCTION on 2018-12-05.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 18AI0354: 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 2019-05-10). 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 f8dd3cb2e7…aff207now …
- 2. Block Merkle root changedstored d19dd5d636…ef7aa3now …
- 3. Block #3611 hash changedstored 56e8af1f6a…bbccbcnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (9 steps)
How this one record is tied to the block's Merkle root, without needing the other 256 records. Each step hashes the current value together with the sibling shown.
- leaf f8dd3cb2e7bf34d30b6256e0be139c1fdeab29ee8fa0e35783c083a043aff207
- 01 R f9d94f7b69233b486607fae8cde382c434a1e3f0aa36260fceb8f13a91000e6f
- 02 L 086e42b4bdc8a2679797cb290b012b4ab8b741acc917eb67740efcc21967736a
- 03 R a9b90e928b104f829eb8ffb42e7d4f2c438dd69fb669f802e386ec4ba3541faa
- 04 L ba6e7f332946c62518a260ab233f5f8fe2db3562e1556c1727998a80dd161f3b
- 05 L 4bf3c7a363d3d36ac84a4a83abf5012b494e100b4e7369b6d7932e8a2dcb8c1d
- 06 L 56470fbe838afdc1b06e183c39e73731247269def0d6ee4c2ac5429f73a3c69e
- 07 L 475bada01906d692a5fc4cd8d26d8cf88ff34eb246b7c95baf5f8de8b9625b8a
- 08 L 4b3144031ab194f7a7963b198f26f72f11f0b4d9bd2ca031edb2823e3515f55a
- 09 R 92d76dc265991649e53f63febd32362bb38fa2a790706a067eec2771290d505a
- root d19dd5d63633415390b5bfd0baf4a3184bb99807d6697cacbd100d26d1ef7aa3