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
DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED Award a ₱1.2M contract to A.V. LAYNES TRADING AND CONSTRUCTIONNational agencies
Transaction hash:
dcbfd25db20955e2ab53ab88c7160054a37272cb2adc19da044e4a38337b3a8b
Status:
Included and unchanged
Block:
#3,518 2,495 blocks after it
Position in block:
Transaction 189 of 222
Award day:
Aug 29, 2018 (8 yrs 2 mo ago)
Value:
₱1,165,446.12
Project:
18FH0190 - REPAIR/MAINTENANCE OF SLOPE PROTECTION
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 #3,518 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)DEPARTMENT OF PUBLIC WORKS AND HIGHWAYS - CATANDUANES ED awarded it to A.V. LAYNES TRADING AND CONSTRUCTION on 2018-08-29.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 dcbfd25db2…7b3a8bnow …
- 2. Block Merkle root changedstored 728abe3bac…e6e1a2now …
- 3. Block #3518 hash changedstored dccbbdb1f5…103f0bnow …
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 221 records. Each step hashes the current value together with the sibling shown.
- leaf dcbfd25db20955e2ab53ab88c7160054a37272cb2adc19da044e4a38337b3a8b
- 01 L db0fa913e23627f18534de772c49d50c70c4ace317712dcb1f2bdbd02db0f995
- 02 R 90743c1732754811a039ae42b7c6b40d5e24dc3adcf8757717fff50c5abeefd3
- 03 L 2cfb778a9fb56948a82db9b385a501713d35fc2f811a811d34bd47ad0d24f1e0
- 04 L e250b0a2807c4644d9c96545a50d6b2b209486cfc04777c5e86a21d03acd8331
- 05 L 5df808b8003301e2ac0d7b4dcce32e5e5a82496ab0923ec10be360d6ef467642
- 06 L 2c242d46140471da37d807f7eff8885ac25c990b8f17baced644a229a9b1e8ea
- 07 R 2940500c85ef388dbc01127ead53ee4a3ff1c139424c3a7afad1c388166d5534
- 08 L ec709a980f60250fdb5cbc0cb8949a1d2c6a756995cf0aa60a54bbd44e099642
- root 728abe3bacf0fc9562698e891f71ebbede8193e160152a69fecd0a587ee6e1a2