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 ₱2.0M contract to EDVER CONSTRUCTION & GENERAL MERCHANDISEProvinces
Transaction hash:
445b3eadb89bd995d3a77e2df3de52b962ad0bd55575a64a6b30116fd35ba663
Status:
Included and unchanged
Block:
#4,842 1,171 blocks after it
Position in block:
Transaction 80 of 320
Award day:
Jun 30, 2022 (4 yrs 4 mo ago)
From:
Value:
₱1,994,278.00
Project:
Installation of Solar Street Lights, Brgy. Sta. El
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 #4,842 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 EDVER CONSTRUCTION & GENERAL MERCHANDISE on 2022-06-30.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 445b3eadb8…5ba663now …
- 2. Block Merkle root changedstored 549f75a845…a977d0now …
- 3. Block #4842 hash changedstored 460dc57abf…0c1524now …
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 319 records. Each step hashes the current value together with the sibling shown.
- leaf 445b3eadb89bd995d3a77e2df3de52b962ad0bd55575a64a6b30116fd35ba663
- 01 R 46ad5c1a618ac5cf7d6498cbf01353f20a109fc48bc84d32c0583c2fc8e0ea97
- 02 R 6d57e84a8919dcfa92c89824691d273f5811016573f94598e932451b365f1b81
- 03 R 9ff459f2e7a1b64f20368060cf88ffab16331fe5923011734666ac13ca85a4de
- 04 R e044c7400a0364431154bb27431aa261e644c8c96a4e4ddcdbe0030f2a90c136
- 05 L 1f0a7a336d19ff93985139b06888a03e14f5c4323bf9e23114b683451f307022
- 06 R a8245f43b001888829e9af307fd036fc4f1afd7c366e14f5eef279c6a75bd915
- 07 L 92b7ad30c0ac98bb3efa80cefdc862d2ceef905e25ddc09b40c69dbeaf0359ca
- 08 R b9303c78e5be92d0fcbed519fe91cf59a03578618411a21538dce6037427a1f1
- 09 R 54d7b398933625a093fde5cc65faf20ce602d23e5b9ef95471d6389f01d8b77a
- root 549f75a845a58703e91a7fadd0d9832f5d7ece4dc693c4ce0cdc292dc5a977d0