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 SALVACION, DARAGA, ALBAY Award a ₱99.9K contract to TNB BUILDERSBarangays
Transaction hash:
f81facdf5f016f64faab41f80bb50fe8271c62f63b379a3d6ba428808bf91c53
Status:
Included and unchanged
Block:
#1,802 4,211 blocks after it
Position in block:
Transaction 4 of 6
Award day:
Jul 13, 2013 (13 yrs 4 mo ago)
To:
Value:
₱99,933.77
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 #1,802 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 SALVACION, DARAGA, ALBAY awarded it to TNB BUILDERS on 2013-07-13.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 f81facdf5f…f91c53now …
- 2. Block Merkle root changedstored 258da37c2c…fa6581now …
- 3. Block #1802 hash changedstored 444de1dc4f…8c6d74now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (3 steps)
How this one record is tied to the block's Merkle root, without needing the other 5 records. Each step hashes the current value together with the sibling shown.
- leaf f81facdf5f016f64faab41f80bb50fe8271c62f63b379a3d6ba428808bf91c53
- 01 R fffafd20f4ea63b4f85dd9850f358f8cccb3141ab62049581a0f2a6ad4e4484e
- 02 R 609175e0e35b5bfc1e263570c32cca3e3c2e505b95000c0bacad408b01e062d7
- 03 L ae8bb36aa6ecff614acbebea52f976bb10078a0f987f010fa58471538ccb3603
- root 258da37c2cfb995bb48d13eca3ae140678c9c288683aa176d891f49ad1fa6581