OpenTechnical

OT-2026-000068266

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000068266) never changes.

Identity and time

Publication numberOT-2026-000068266 · never reused
Internal UUID01a0ae90-247f-763d-8b23-7d9195f296a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068266
StatusPUBLIC

Content hashes

Canonical text7ea3376de4a2460954de61f3ca7645d6191eb5c38c50ae5f12a346cd38571af2
Markdown1667354e30ce0d3154ddafb16fd1717c50215f5f0db7d0ce01d3a9f56ce252a5
PDF
Publication page69f3b728b869ecf17de2a3b1e88947c1ed7ef2f0baadd03dbff97bd4b82bd044
Manifest68b7b88a3501a202f34618bfabe2014300b6bc833f4b547369ea6c9624761398

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureZszwwbae1/59g0joeZEDVn+ad+5tKCNO93xecMY+qyW7+SRIiEjMsrKkPzWgibY2Uj3h3nC8xgX46TcBIADzDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:17.487840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068266
observed 69f3b728b869ecf17de2a3b1e88947c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.470953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068266/manifest.json
observed 68b7b88a3501a202f34618bfabe20143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.454334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068266/publication.md
observed 1667354e30ce0d3154ddafb16fd1717c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.436414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068266/publication.txt
observed 7ea3376de4a2460954de61f3ca7645d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.