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 ₱498.5K contract to JG CONSTRUCTION AND SUPPLYCities
Transaction hash:
28add6c267b8cd64ac17e42e7379880ea84c2ac353f972f9aa71097094a6888a
Status:
Included and unchanged
Block:
#4,980 1,033 blocks after it
Position in block:
Transaction 46 of 275
Award day:
Nov 18, 2022 (3 yrs 11 mo ago)
Value:
₱498,532.79
Project:
Continuation of Improvement of Communal Irrigation
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 #4,980 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 JG CONSTRUCTION AND SUPPLY on 2022-11-18.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 28add6c267…a6888anow …
- 2. Block Merkle root changedstored c3f02c9627…3b606bnow …
- 3. Block #4980 hash changedstored 11922ac076…8d811bnow …
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 274 records. Each step hashes the current value together with the sibling shown.
- leaf 28add6c267b8cd64ac17e42e7379880ea84c2ac353f972f9aa71097094a6888a
- 01 R 2902d5d91e6c27f3d28e20e2bce00f70638fe431e4fa101c3e15a91363765041
- 02 L c8d5b5ebb4ecb37903c292596134b9531be12a028c93d96778ffefa9c1dbe480
- 03 L 3424048e03522554de2ad711f97375e686842c217b0d52e034f63a8d6ed427ce
- 04 L 70920cbe688983629728a087cde15c03a27e6b4b6638b89b898f93ea33715c3a
- 05 R 91297661f76b578dfd7027016fed773f0432381a4a2044f460c5cf4d9e380ba4
- 06 L 045e5ee0a6eede54519689b2c737cf7a95bb653d983ad49d9464f1c2d51d357f
- 07 R 2090e1dfe1aa1533cabc582ed2078951ff18d0986cad8d39e0405ad39617bc71
- 08 R eb81ab4412342736105ff1c0f23acc38515312a615696b5df4e1e036de82bd93
- 09 R 813f05e81443382a8f70e7918450c81f415ca0c50797604da5a5ce101e6d2180
- root c3f02c96270d4341a5631b544efeb319d1ba97d0ec2441815d9bf27adf3b606b