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 SANTA ROSA, LAGUNA Award a ₱6.0M contract to POWER K CONSTRUCTION SUPPLY & SERVICESCities
Transaction hash:
82a76b3e2f48ccbade28692f7cf9f2b221a7dd311e545e537985a256ce301801
Status:
Included and unchanged
Block:
#3,459 2,554 blocks after it
Position in block:
Transaction 171 of 332
Award day:
Jun 26, 2018 (8 yrs 4 mo ago)
Value:
₱5,997,093.21
Project:
Rehabilitation of Road Luminaire
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 #3,459 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 SANTA ROSA, LAGUNA awarded it to POWER K CONSTRUCTION SUPPLY & SERVICES on 2018-06-26.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 Santa Rosa 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 82a76b3e2f…301801now …
- 2. Block Merkle root changedstored e3058be7a4…620039now …
- 3. Block #3459 hash changedstored ef1687e674…bf0017now …
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 331 records. Each step hashes the current value together with the sibling shown.
- leaf 82a76b3e2f48ccbade28692f7cf9f2b221a7dd311e545e537985a256ce301801
- 01 L 8271dcc91b78c1ab14ac8bdc8d25f70fbf660275f1e8c34844ed523f2179ee54
- 02 L 0444e3f6f1cfe9ec2e542895eb60216902ac619cdc028e5a8997615f1b04d80b
- 03 R f9c0ed0bc3f92168fd4d0a292e634350d2f87d671273e73ad15fff4871519018
- 04 L 3a48eafdacaf9ffbd64e2f674195686392eceb70c18b9e77c9c57876901442c5
- 05 R c6266b55d5591d1fa62f86d6355d3ce50c9856d3400f3881bba9fedb2cd32932
- 06 L 3699a36bac08e91d4a0ac460d3718a5b2babe66e31dec7685bf28de88d03f2b2
- 07 R a46d60c06a1e2cb5016cd31575ac4e39e2036a76c17016159495cf44e1a7e71a
- 08 L a93b1a3d4ed8b39c4e38a380050711e57017f2b7eac805684e06d6dfdd200e60
- 09 R 2cc85d678ac53bc014375f2e064a43e3cab20c9e1659a1ce25cd04c6eec66492
- root e3058be7a438ffe30f26217d7e62f13aa6c3df1cda01203bc70940ec0b620039