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
BARANGAY POBLACION - SAN GABRIEL, LA UNION Award a ₱928.1K contract to LAV CONSTRUCTION & SUPPLYBarangays
Transaction hash:
608b9f0b4967bb2bae2c018ceb7725c5188f5f2faee5d4b8ee42c2e0ad04e5a1
Status:
Included and unchanged
Block:
#4,049 1,964 blocks after it
Position in block:
Transaction 84 of 203
Award day:
Mar 11, 2020 (6 yrs 8 mo ago)
Value:
₱928,116.64
Project:
Construction of Barangay Hall
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 #4,049 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)BARANGAY POBLACION - SAN GABRIEL, LA UNION awarded it to LAV CONSTRUCTION & SUPPLY on 2020-03-11.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)No COA finding linked to this contract.Not published
1 of 8 documents found, 0 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 608b9f0b49…04e5a1now …
- 2. Block Merkle root changedstored 780ebc43b1…f0b52cnow …
- 3. Block #4049 hash changedstored f95734cadd…48c518now …
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 202 records. Each step hashes the current value together with the sibling shown.
- leaf 608b9f0b4967bb2bae2c018ceb7725c5188f5f2faee5d4b8ee42c2e0ad04e5a1
- 01 R 657f512f113f24e8998768192fdc6b56d426359d4e32f7f67c76f9c4399f2ea5
- 02 R 0ff8b625eb7dfe3a346d9092a33c8a253f5dbea8c5c4ce6de1ee96cad6834002
- 03 L 1f3135e8e521ddd2503ec47356f3fe862bb374023165eafbb3680758e7525760
- 04 R 08f0e9f283591e6e88b8892e7769588813c8b23fd0f4efa10d8342fbd70f735f
- 05 L ad0b7ae8f95bc6e06b81662f941742cd8aaa3c8a14b680317f6fd378571a4767
- 06 R 03bfee17c253bcd9835332459df15fa4c40b978e4f45c0671c41fd7cdb6991e9
- 07 L 7003b41f8093bb4cfd2f9600a84035accfb853f05866ae6f2dff9a3d06e57a09
- 08 R bd03818f5b2425d151f0e5bdd8132bde137b8c1542502f5e255f50f7a89467ab
- root 780ebc43b19bf0f4fc9cbb96ccd9c2610ffd8c28acdbc120fdaf837c25f0b52c