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 ₱2.7M contract to POWER K CONSTRUCTION SUPPLY & SERVICESProvinces
Transaction hash:
69ef3057ced14ef052b5a5dd5880efed3dc4af9527d9cc888d14494542d75f85
Status:
Included and unchanged
Block:
#2,662 3,351 blocks after it
Position in block:
Transaction 138 of 291
Award day:
Feb 12, 2016 (10 yrs 9 mo ago)
From:
Value:
₱2,689,013.43
Project:
Construction of Bleacher and Rehabilitation of Cov
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 #2,662 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 2016-02-12.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 69ef3057ce…d75f85now …
- 2. Block Merkle root changedstored bcfc9cd978…5d3e25now …
- 3. Block #2662 hash changedstored 5b06d223d4…d686cdnow …
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 290 records. Each step hashes the current value together with the sibling shown.
- leaf 69ef3057ced14ef052b5a5dd5880efed3dc4af9527d9cc888d14494542d75f85
- 01 R 6a547eb87fdd868fe2a33b62e1659b83e7ea8229b11ec086d441ba9c13d084ff
- 02 L 09577632ec7498893ad5b65bcc18994dd25991300d07d7fb2600b2130d362339
- 03 R ecd5405ab0e76a6cf9d30e86fe72294057773c0ce92ebee2af48798e04cb41ec
- 04 L 78b6eb1c0c6e116cf6bcee16846c13cae1a0667de0996820d08f2a9c1e89fdb4
- 05 R 2807ab42c500551e7b6162d84dd9b13bdefd79a29ddf95d8d7a9e6f9a9810299
- 06 R 8172d8b220435ba525e91c074223b77afcec7805072740f9bcbb685df8465be9
- 07 R 6f8786689834ce3145c7d573f2b23f33e4a7fa7c9c9b2e0dc14215576770cc59
- 08 L a8c10bb0eb6d99a2cd6eb58614145a6a697d99a436d767ea035350e6b947575d
- 09 R 1e6020196e1d25c1c4995a1f08e54d562d08a2538385e02eb5fc87273bbb7b84
- root bcfc9cd9785ec4fc60127f65d7fe815064e5f1532136ecc33dcc0269bf5d3e25