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 TABUK, KALINGA Award a ₱991.6K contract to TECKCON CONSTRUCTIONCities
Transaction hash:
2e77e2f8c18c75ca7c8b5c91a00e411e36da6f0ef25e31b5d5bbc5f6c4727000
Status:
Included and unchanged
Block:
#3,224 2,789 blocks after it
Position in block:
Transaction 49 of 251
Award day:
Oct 20, 2017 (9 yrs ago)
Value:
₱991,575.74
Project:
Improvement of 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 #3,224 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 TABUK, KALINGA awarded it to TECKCON CONSTRUCTION on 2017-10-20.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 Tabuk gave a "not stated" 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 2e77e2f8c1…727000now …
- 2. Block Merkle root changedstored dff1339079…7519f2now …
- 3. Block #3224 hash changedstored 102d9f0922…e8dc2fnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 250 records. Each step hashes the current value together with the sibling shown.
- leaf 2e77e2f8c18c75ca7c8b5c91a00e411e36da6f0ef25e31b5d5bbc5f6c4727000
- 01 L 2dd4e28e748f608478888f6e399f78a53e5b843c9ee900ae42b63ddcb18ad674
- 02 R ecfea248033f3915dd6777a14eca2ec377887c77d36d83444437f851ea3d8a26
- 03 R 281ef5f3d8d7b922ba0d75965ae49e544363568eff6e1f03dd81314f5c2088c1
- 04 R a32e500767ecc2b2fd118ebeb06e00ce7f94ec6946855fece55bee5171e48f9e
- 05 L 978b30bc1ae56e338c0702fbba47ec38487325bcbb3252345df033b0e448fdfa
- 06 L c1908dd2353c0ec5fd243a9454a618d6d07fb6f9aa7644a3e4159283895dd2c8
- 07 R e1375ba66bc95b85677a69b6e92d820feb7aa3a5d412ac34dbacf3b936d21834
- 08 R 7f53922448c92b1d8b8251a9a94371a53e7b0a0c1b52188efdb7323b4a4bb8f0
- root dff13390791d7d4354c91056421e76d97c95dda00ccf5deb93e8604a7e7519f2