OpenTechnical

OT-2026-000084942

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, sustained blow-off before 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-2026-000084942) never changes.

Identity and time

Publication numberOT-2026-000084942 · never reused
Internal UUID01a0ae99-43b7-70fe-8df6-fcf8ea074ff8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084942
StatusPUBLIC

Content hashes

Canonical text7d8992427302ec86a14c7f37e74868f8f6d9341223dbc48cea3de79a851d003c
Markdowncb0ed8bdf4c6b5fac9bc2a380408271d948b31f8f5c571e926a3838644501232
PDF
Publication pagea10151169a421ccc623a1a65e561b5502a7f1a8d25df9c3540831ca87de304e5
Manifestd940d97e8bccd216ab6733cc7fdd11a88222dcabee8db51e42d5b2f09bf1e555

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
Signature+qNtMDoazWqI28gxg8KAQ94Krpqcq9ejAaN1pzdObVBRyiacpyUUYbgnsRavChzxnSMZOTJ9AFld1/9tfhRyBA==
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

2026-09-17T09:54:55.977351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084942
observed a10151169a421ccc623a1a65e561b550...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.960289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084942/manifest.json
observed d940d97e8bccd216ab6733cc7fdd11a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.943837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084942/publication.md
observed cb0ed8bdf4c6b5fac9bc2a380408271d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.925827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084942/publication.txt
observed 7d8992427302ec86a14c7f37e74868f8...
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.