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
PHILIPPINE INSTITUTE OF VOLCANOLOGY AND SEISMOLOGY Award a ₱768.1K contract to ALEXI LOUISSE CONSTRUCTION AND GENERAL MERCHANDISENational agencies
Transaction hash:
9e1bdf2a6580018edd3c438b689999da66127dc67334d016d8ce2c80e87951c2
Status:
Included and unchanged
Block:
#2,225 3,788 blocks after it
Position in block:
Transaction 55 of 82
Award day:
Oct 29, 2014 (12 yrs ago)
Value:
₱768,078.98
Project:
Construction
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 #2,225 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)PHILIPPINE INSTITUTE OF VOLCANOLOGY AND SEISMOLOGY awarded it to ALEXI LOUISSE CONSTRUCTION AND GENERAL MERCHANDISE on 2014-10-29.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 9e1bdf2a65…7951c2now …
- 2. Block Merkle root changedstored 9e13b6250e…270b2bnow …
- 3. Block #2225 hash changedstored b0b5b7a988…1cc16bnow …
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 9e1bdf2a6580018edd3c438b689999da66127dc67334d016d8ce2c80e87951c2
- 01 L 9bdcca85cc0df67dc3f89fb776ebc3d0e6c86bd86d296c8f76feae15a0b08988
- 02 L e8bc874364b547393f71112fc0809a19aed1f26b178c88efc7802202146e4ea7
- 03 L 3cb9419126ddf75fc2e04d8a71f9ac0edc21d0f9220a2322a352f832eb175dfe
- 04 R 91ccf093668f0782b30208925da6f6908ad41861bd3d3ddd0f98cdc75d6ff145
- 05 L 40476679c26dc42dfae7e149a4b37572338188e22c5f2b910dff2957a600bf80
- 06 L ea014c32b55e32737e1625665c13e68c5db90d72c8c0e902ce47f981fe2e5093
- 07 R a9d84d0051d0691fc31f905631072ab9099b0ac3377222e83d31f2a4d1939e80
- root 9e13b6250ed6f6d77594de93138379f9c41ec4377fd7a6f43ee1717d5c270b2b