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 KORONADAL, SOUTH COTABATO Award a ₱1.3M contract to C.A.V. BUILDERS & SUPPLY CORPORATIONCities
Transaction hash:
db938c281e9ae161cb033ee0504eb65005c31a765a5471852ca8cd10f72170d8
Status:
Included and unchanged
Block:
#4,297 1,716 blocks after it
Position in block:
Transaction 56 of 71
Award day:
Dec 3, 2020 (5 yrs 11 mo ago)
Value:
₱1,344,645.06
Project:
RN 7247490 ITB-KOR 20-10-0845 CEO CONCRETING ROAD
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 #4,297 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 KORONADAL, SOUTH COTABATO awarded it to C.A.V. BUILDERS & SUPPLY CORPORATION on 2020-12-03.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 Koronadal 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 db938c281e…2170d8now …
- 2. Block Merkle root changedstored eb6a3f7518…8f0369now …
- 3. Block #4297 hash changedstored bcd93401ae…ff28a1now …
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 70 records. Each step hashes the current value together with the sibling shown.
- leaf db938c281e9ae161cb033ee0504eb65005c31a765a5471852ca8cd10f72170d8
- 01 R e02d7c6c994fbd19bc00d695d1579baed5301fa2eab990abfeed316f034a682d
- 02 R 9f9162c425a89fb3f5262f1c01ea9c5ec16d1dc21d6249c4e6312546b9668117
- 03 R 5ffc64241c0c7a3fbae103729cf01f9c7a2f67afb775299223bd1e2c45a77fad
- 04 L 6fa3526e941f25515734f3d9f3490cb64904b87601d557ee725de53d538067e3
- 05 L 344290dcd1cbdd50aa1f0cec00d940f34d7f0eec3ba1bd769fc6dd4806e9aae7
- 06 L 25ed7b847a9f7eb511b31349732a1c1b9a9728d626216a6a67a00224c9d6c329
- 07 R d6383a937814c300304987a878da3a7bedabf4b806feea0972508f0707636a3e
- root eb6a3f7518570f332afb4c9c142589cd6bca5ec01972f49cb58337e0a68f0369