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
CITY OF CANDON, ILOCOS SUR Award a ₱2.0M contract to EJIEV CONSTRUCTION SERVICESCities
Transaction hash:
7773f75ce91d89a72f0822855309d0f2fb886007b6b28d68cf1c818ab46143e0
Status:
Included and unchanged
Block:
#4,686 1,327 blocks after it
Position in block:
Transaction 55 of 92
Award day:
Jan 11, 2022 (4 yrs 10 mo ago)
Value:
₱1,991,396.64
Project:
PW-2021-15-09
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 #4,686 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)CITY OF CANDON, ILOCOS SUR awarded it to EJIEV CONSTRUCTION SERVICES on 2022-01-11.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)COA's CY2024 audit of City of Candon gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 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 7773f75ce9…6143e0now …
- 2. Block Merkle root changedstored d583de985a…219974now …
- 3. Block #4686 hash changedstored 587463b69d…ac53e4now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 91 records. Each step hashes the current value together with the sibling shown.
- leaf 7773f75ce91d89a72f0822855309d0f2fb886007b6b28d68cf1c818ab46143e0
- 01 L 755c5124c5a8a4f60291815602213dc9d8e4796b808f67ff8b44f5f33f6e2b4c
- 02 L 58c915d739f241942d028a5fab41835e6f79232b4099b7aeda70549c423e4d36
- 03 L bb940f8898849500d4032b453a213f3642889d16f2c67f4431aad4ca02192a21
- 04 R 13dd40e4b93190f0ce083a1dcadceb066ad8a7a1c1ee40c21d71bc86ac672672
- 05 L 633afacac2f4d66209563134f3c22776422b40a8c49f9883bd889629b14d3f83
- 06 L 91eb22cfae1bac2f75c1940591ca42c4091d08aa280c55b60d94814dff8c6f42
- 07 R 9d9be2b9e61cd3ea10dc8b3f0522ea67828b81fdf8ca0724a6647d05e0fecedf
- root d583de985a20ef8d59f0d705aef372a7989fe5cf538c18b0de143c3452219974