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 CALAMBA, LAGUNA Award a ₱4.9M contract to LAICAN ENTERPRISES, INC.Cities
Transaction hash:
ff7cd09f3aa78eb3fc7ad72885aef1e7c363272d4b323c98ad49c2e74bb5dee9
Status:
Included and unchanged
Block:
#5,154 859 blocks after it
Position in block:
Transaction 451 of 452
Award day:
May 15, 2023 (3 yrs 6 mo ago)
Value:
₱4,913,638.56
Project:
Streetlights
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 #5,154 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 CALAMBA, LAGUNA awarded it to LAICAN ENTERPRISES, INC. on 2023-05-15.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 Calamba 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 ff7cd09f3a…b5dee9now …
- 2. Block Merkle root changedstored d9a18950ce…b55472now …
- 3. Block #5154 hash changedstored c5b2f67292…a56739now …
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 451 records. Each step hashes the current value together with the sibling shown.
- leaf ff7cd09f3aa78eb3fc7ad72885aef1e7c363272d4b323c98ad49c2e74bb5dee9
- 01 L fec74a3e03a603a9343f962b96f579ac0fa34c7bbd39a74766b1cd6003d98bc3
- 02 L f6d39c7bac01596c87c967c1c4915bd5fb1b32994e4a11c9d9d48c7fc74b9b81
- 03 R 721edbad68882bf223df3c99f5964663c4653a995f579c4fa896e554a85808aa
- 04 R 069388cdc531f06b81704cb10e23cbfc541812b0b09f2b17205f5556d3c87ec6
- 05 R 96d8d092e1ee0b8bbab75cad135c32aa1b52aec265e8737821ca67d92d0a1601
- 06 R 477a14df6822480ffc085e67067266aa2c290dabccd059c691c7b6cdf8e57fa0
- 07 L e86cee98253e97f91bd61fb284be314f13fdb2f5f14374b78eb127df3183ebea
- 08 L f93d749770e099c6fd5b2c1d48d75549c5cc67372f8d5f7a26013808291c5422
- 09 L 4dc5b51fc09ed9f67b603d9277ae6cc31aac4913b246788ccf73cd34908fde55
- root d9a18950ceca9db533cf3f2cc0ee95d86cea0a0b3a265af68d6c42956bb55472