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 SURIGAO, SURIGAO DEL NORTE Award a ₱5.4M contract to KELLY CONSTRUCTION AND SUPPLY COMPANYCities
Transaction hash:
e6cf5c20258294567dfbbcb79c36390c2a678aca5548aae2e6c48e9648f89790
Status:
Included and unchanged
Block:
#4,067 1,946 blocks after it
Position in block:
Transaction 80 of 85
Award day:
Mar 30, 2020 (6 yrs 7 mo ago)
Value:
₱5,419,957.56
Project:
Concreting of C. Villalba St., Brgy. San Juan
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 #4,067 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 SURIGAO, SURIGAO DEL NORTE awarded it to KELLY CONSTRUCTION AND SUPPLY COMPANY on 2020-03-30.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 Surigao 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 e6cf5c2025…f89790now …
- 2. Block Merkle root changedstored 3754f0aab7…c07eefnow …
- 3. Block #4067 hash changedstored b67c7489c0…1591ecnow …
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 84 records. Each step hashes the current value together with the sibling shown.
- leaf e6cf5c20258294567dfbbcb79c36390c2a678aca5548aae2e6c48e9648f89790
- 01 R e806676ba8964dcc2d6e75b56fcf7c848b2f50b46e0774180ef3f0884c33b094
- 02 R ace684c6b57c0bd622d82da7ff61bff177aa4e6bb722e05618f22b8956794542
- 03 R 225c986cd0598ad988b3e674fc0a2a935a383267531f99d2e904eecdb0850d94
- 04 R 577144827c479e423ac6e64bdac4353759c8e03e8be97b2b002234a0ce035703
- 05 L 33f65bd78dad0275df7996512e32825eddc701c89e2fe7740e332ca886179d4d
- 06 R 18fe55b780de2eef2cf5abbc92f316bf8b3149a534b0b037f82e7d9127fafa2f
- 07 L 10d68b34eda3d25581ae3c2be027b387b499a22bcb0fddde633e4f845847f0aa
- root 3754f0aab7dd76915ca6d34d65109890c98f14532c9e5b0b04ccf7647cc07eef