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 TANUDAN, KALINGA Award a ₱1.4M contract to BMJ BUILDERSMunicipalities
Transaction hash:
2fef3eb4e5913a20387bd4842d090e9c5eb6b5863aebad5957a543a1397632b3
Status:
Included and unchanged
Block:
#3,482 2,531 blocks after it
Position in block:
Transaction 53 of 249
Award day:
Jul 20, 2018 (8 yrs 3 mo ago)
To:
Value:
₱1,417,331.26
Project:
Construction Projects
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 #3,482 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 TANUDAN, KALINGA awarded it to BMJ BUILDERS on 2018-07-20.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 Tanudan 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 2fef3eb4e5…7632b3now …
- 2. Block Merkle root changedstored f5dc007948…9f4827now …
- 3. Block #3482 hash changedstored a0cf8439e4…9f48e0now …
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 248 records. Each step hashes the current value together with the sibling shown.
- leaf 2fef3eb4e5913a20387bd4842d090e9c5eb6b5863aebad5957a543a1397632b3
- 01 L 2ecbd1c9f7ea3d53017617bb9abf978a26d186bf499685a6df6236af4ac7ecd0
- 02 R 40c9718a00d073858c91454dbf4797ada52c65dc200ef3222a5b2bfe53c6c15a
- 03 L 3a5623c4b6a16e8fe681d4e2ddb8565d35f33efa8bf025ada43f5c28a7e22639
- 04 R 6bfe7ba6a7bbfe111630f5cdc59128cfe0cfd4aabc3d534cebf63684e5da204c
- 05 L 3075deea1a25b2f23414fa9f5a22d63029821afa2d77ddf91c01d6a69d70e5ec
- 06 L 8d94f651c283123c788f61f8904ace9e0b8d1bd3f1f36949666961a8bef5f83b
- 07 R 2956880b98e43721007522ac7ec02bdff371d065b91914a0a962af1c7acf580c
- 08 R 741ef464209c5256990cb9d6f3e2c82599b2057e560c9d7fa61848fe6f54adf8
- root f5dc007948fd1e322579eb89697dfc8845136f3d7f872f8600f40b89be9f4827