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
MUNICIPALITY OF BACNOTAN, LA UNION Award a ₱2.0M contract to A.R.V. CONSTRUCTION & SUPPLIESMunicipalities
Transaction hash:
5dd7896eb0c88e643ffccb1b31624de4932933e98e3a9682eaae3c8514dd1f21
Status:
Included and unchanged
Block:
#2,385 3,628 blocks after it
Position in block:
Transaction 30 of 98
Award day:
Apr 21, 2015 (11 yrs 6 mo ago)
Value:
₱1,992,750.65
Project:
Improvement of Legislative Building
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 #2,385 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)MUNICIPALITY OF BACNOTAN, LA UNION awarded it to A.R.V. CONSTRUCTION & SUPPLIES on 2015-04-21.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 Bacnotan 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 5dd7896eb0…dd1f21now …
- 2. Block Merkle root changedstored ae22bdfd54…0be06enow …
- 3. Block #2385 hash changedstored 6d4965efe7…cfa22bnow …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (7 steps)
How this one record is tied to the block's Merkle root, without needing the other 97 records. Each step hashes the current value together with the sibling shown.
- leaf 5dd7896eb0c88e643ffccb1b31624de4932933e98e3a9682eaae3c8514dd1f21
- 01 R 621afe7025686e05a227b239b5b4172ec6be85daae5edc8449637a766b84ea4d
- 02 L c7b6829ca551c45bd5726e441ffb5d3dd3be82b76acaaa7cc61c144b0f09da71
- 03 L 55c9be4f8f9fa5a2c3de60ff463c81320f5403cceb6e21f63c6222f60c695262
- 04 L e71a18b710a1420ba8a54354d03a73f3c09674fb8d0570f871e37bb440983a29
- 05 L b18e22ba43c41f001f5ac8981c55c6b9a949db2808a3735f9fff9079d13eccb8
- 06 R 188aca2a93abcb211b570857c680235bccbec85216bca15914d1e7e171fbde9a
- 07 R debabc7596428660d22eff88b241311b339b4c3bd022788ff37577eb4c07c495
- root ae22bdfd54d45ec281343251ad21b27ac069acc67d3bab901b85d90f800be06e