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 - SOUTH COTABATO 2N Award a ₱2.4M contract to HANNA VIA CONSTRUCTION, INC.National agencies
Transaction hash:
7ea991e2aa72d38dc372beb92cb48c6b1df267f0af57892d79194527ccfd78f4
Status:
Included and unchanged
Block:
#4,021 1,992 blocks after it
Position in block:
Transaction 187 of 382
Award day:
Feb 11, 2020 (6 yrs 9 mo ago)
Value:
₱2,400,531.62
Project:
20MB0098 - Construction (Upgrading and Expansion)
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 #4,021 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 2020 LP", i.e. the FY2020 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 - SOUTH COTABATO 2N awarded it to HANNA VIA CONSTRUCTION, INC. on 2020-02-11.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 20MB0098: 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 2020-08-29). 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 7ea991e2aa…fd78f4now …
- 2. Block Merkle root changedstored bf1844be2f…ab7164now …
- 3. Block #4021 hash changedstored 8236be5866…a4491dnow …
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 381 records. Each step hashes the current value together with the sibling shown.
- leaf 7ea991e2aa72d38dc372beb92cb48c6b1df267f0af57892d79194527ccfd78f4
- 01 L 7e7fb287d27ab6e1f4b5ef2bf624aa673a155e87bb093475632157bb76b5d218
- 02 L 53ed3c3ec5ad8e648cf323e436c0c648bdc888820c4049c1a0d7d69a0c59f713
- 03 R f343c8c67a5ba728dcfe708ad3d15c4ac683bf2d9057f9dfbc7174c8121d2c9c
- 04 L 4d258a3a8a3763742cc2f549db05a97b4e862ae70b32a82bb23ed1fe59e3ec61
- 05 L c1d2ef59582fb706d6a027094077d3b7b6a5fb4af39e26a3c73b0ee32b43ac0e
- 06 L 29bccfa31d996581a8cdca3ab9f4154d942e7d17bc3b562690a397b3c6074960
- 07 R 59034dd3dd214ee1fdc71183884cc0f24627a4c99409591511c0462e0ec5cbfe
- 08 L e40cc81a6e1c44d8609a74cadbcdcd6c91e55e1b8229984976491b06fecbaa8e
- 09 R 8b27dd9efb714ca34a8c326c77c3bf866454bb07020945aaf89bbb90bdc09e11
- root bf1844be2f4e1d702d3ea97566c2a614c04158a39233305a82958d2486ab7164