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 - RIZAL 1ST ED Award a ₱7.0M contract to F.P. DE GUZMAN CONSTRUCTION, INC.National agencies
Transaction hash:
a67694a4a431dfbe22285672fd85767a03e8cfc34b3769c69a753ffec4ac066f
Status:
Included and unchanged
Block:
#5,304 709 blocks after it
Position in block:
Transaction 202 of 303
Award day:
Oct 16, 2023 (3 yrs ago)
Value:
₱7,013,175.04
Project:
23DN0094
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 #5,304 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 2023 CSSP", i.e. the FY2023 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 - RIZAL 1ST ED awarded it to F.P. DE GUZMAN CONSTRUCTION, INC. on 2023-10-16.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)DPWH contract 23DN0094: 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 2024-06-24). 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 a67694a4a4…ac066fnow …
- 2. Block Merkle root changedstored b406bd075c…dc1fbenow …
- 3. Block #5304 hash changedstored 2fc92dd91d…0b805fnow …
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 302 records. Each step hashes the current value together with the sibling shown.
- leaf a67694a4a431dfbe22285672fd85767a03e8cfc34b3769c69a753ffec4ac066f
- 01 R a6be65e092b01a83c1fe8a6a864773858af180cd052a796e5a582871ad3205a1
- 02 L ae95290ea12f4a354ba6506b6098a27d4fa80210c4cf0c309a3b501c872b8b8c
- 03 R d2a312127ed814d30ae53a22409e6a90127073b7f8d679bd695ea3b134840d4f
- 04 L f38f2fa36ad160e94ec033f8f47aeab6d2f787acb13f70be15445b18dde5b1cc
- 05 R 43675d4b59df7282914ca6afda4f025807fd6fde58f9fa701208aeaae99eda1b
- 06 R 71de5f73bc3b12c4b575bac603760040efdf524e3fb81b8e29ffc115e0770af9
- 07 L da60b2627fa01f2186238bfa2253ca75f3a9b72e89907edca12ebf0b799a363c
- 08 L 45f371a5d6e6d24cae908b23d8f06c5cac88f4c8912eb14a5915b40ed4b38c18
- 09 R 6ba9f4c4636e7880e9774176f1aa09509917a08fab60153fac5f3369dfb82189
- root b406bd075cd784e4ecf661bf9cab43e77593dd2829cb41e70c9ba7ca69dc1fbe