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
TARLAC STATE UNIVERSITY Award a ₱1.1M contract to C.A.D. CONSTRUCTIONNational agencies
Transaction hash:
eae63d7f75a0b20336d4d0cddf294914fa54604e37e0518cee6bf5cfc3b5f1b8
Status:
Included and unchanged
Block:
#711 5,302 blocks after it
Position in block:
Transaction 72 of 82
Award day:
Oct 16, 2009 (17 yrs ago)
Value:
₱1,097,091.56
Project:
Construction of Simulated Health Clinic Extension
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 #711 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)TARLAC STATE UNIVERSITY awarded it to C.A.D. CONSTRUCTION on 2009-10-16.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 eae63d7f75…b5f1b8now …
- 2. Block Merkle root changedstored f8bc781456…c9b042now …
- 3. Block #711 hash changedstored b8ce5824c4…ca77ednow …
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 81 records. Each step hashes the current value together with the sibling shown.
- leaf eae63d7f75a0b20336d4d0cddf294914fa54604e37e0518cee6bf5cfc3b5f1b8
- 01 R ec225f6d3c5d14f4d3d33bc642b8e700292ddfce5090aac4e6686a48ef9b9c7e
- 02 R ef43803cf6201483e3f56b7bb1eb50b1da63b0109268e34435e9dcce7b8bd03b
- 03 R 0e125e4c122c90543286a34a53b2d64d549553082d65b4e6497a8ed78fa522e5
- 04 L 7f9d206957f910aac6d94d63794fa566fcb71065c11a6a53516efa5e699aff04
- 05 R d9aded79ed5697557871ab472976eb5b89f2ac246d00217fb27aa395295c2d41
- 06 R 6c8e9cdbe8942e9817af1e90c5e94238fee371de17120c0b09585bb7d2a04c39
- 07 L 24879ba90e3a2adf9c21408828093bb7dec7912a87e3cc765ea3e36da04a6d10
- root f8bc781456201bcf8f8ce19b8113b5046aaca13e17fa5d4a89a2012d04c9b042