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
PROVINCE OF LAGUNA Award a ₱36.0M contract to POWER K CONSTRUCTION SUPPLY & SERVICESProvinces
Transaction hash:
cab98cb931e99314035bc4fc81e3b0b9fb442c9210ab44f979178b29185ed1a5
Status:
Included and unchanged
Block:
#3,530 2,483 blocks after it
Position in block:
Transaction 132 of 176
Award day:
Sep 11, 2018 (8 yrs 2 mo ago)
From:
Value:
₱35,973,379.00
Project:
Construction of Evacuation Center and Facilities (
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 #3,530 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)PROVINCE OF LAGUNA awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2018-09-11.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 Laguna gave a "unmodified" 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 cab98cb931…5ed1a5now …
- 2. Block Merkle root changedstored a753f2315a…2a5958now …
- 3. Block #3530 hash changedstored f8a271e225…a3eee9now …
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 175 records. Each step hashes the current value together with the sibling shown.
- leaf cab98cb931e99314035bc4fc81e3b0b9fb442c9210ab44f979178b29185ed1a5
- 01 R cace8e3d45cfa36d3911dea2557e49f17efbe149fd40e9d4fd701ae0bcf55eb0
- 02 R 4c6778ecb6b9f34354554591902cdbbabddf2b2bc31d397840fd253a01b6105c
- 03 L 13ffeb5078169dabdd1211f0b5509e0fc1eb805160f02ba9f3df82b23ee5f32b
- 04 R 6788f69e0a011537b1719cdc81fd36ddab6825ed00c5baeb5a4803b8ae358750
- 05 R 5d2469deb401e2b9540c98ab93acffc08a30ec8660e04de23edc73449025067f
- 06 R c7c3511dd3d1761636cb2501e64fbe4173e97245d1e2111a5939c62e6c777fe7
- 07 R 0ea57d2e3eb644fee3d7cd194dc5b319a61c24c257a6da75febfb172c4a55df9
- 08 L d89b73e9e51c33bc7fb10f0021ae10a035c33079c70cd09f914aa2fa751e71af
- root a753f2315a87e4f244b00134ec8020a91d04a7a1b5b353be13d647619e2a5958