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 ₱1.5M contract to ARETAS DEVELOPMENT AND SUPPLYCities
Transaction hash:
bb52107c7e43dc16dcdcfcc46a09011714f6f987248c7af111135e70237e51b1
Status:
Included and unchanged
Block:
#3,124 2,889 blocks after it
Position in block:
Transaction 108 of 152
Award day:
Jul 5, 2017 (9 yrs 4 mo ago)
Value:
₱1,498,037.83
Project:
Proposed Construction/Installation of 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 #3,124 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 ARETAS DEVELOPMENT AND SUPPLY on 2017-07-05.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 bb52107c7e…7e51b1now …
- 2. Block Merkle root changedstored a672257de6…e17fb9now …
- 3. Block #3124 hash changedstored d853ad4b69…00bba5now …
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 151 records. Each step hashes the current value together with the sibling shown.
- leaf bb52107c7e43dc16dcdcfcc46a09011714f6f987248c7af111135e70237e51b1
- 01 R bd2e2fa9f68b258239cd12be4d88aaaf7246b92967181cd5f2b3465d1d673b79
- 02 R 90452dc1e84e8b3c61d83795b7d6d41eecf17a36002e743ae274b063466a59a6
- 03 L f80e4e81b5d955ab90dcfb310d63e0c31402591ca511c95322e7bf87e3b9b34a
- 04 L 4c87fea901276e21f505f82aab6f54d37bee740df98e5b4d615b534e3f0655fb
- 05 R 753cb2b3ac6f8342a04dabb084508816ac56dc705449c5cbb425a49070a63952
- 06 L 1a16483d114ab0386da641ec010cf4a4434723b8dbbcca770a6a58bd9aa15e13
- 07 L 16333cfcd19a2b5c9e25a163af75255bb3adfe45403be2e8e1b029209e97a469
- 08 R 4c1da793d752a5c128cba53a70a9dd257c3746a761fe63172f99818a89cf55a3
- root a672257de67968b2123838ef55c9598f2100c68c5e5b7b3877854ce735e17fb9