OpenTechnical

OT-2026-000085367

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000085367) never changes.

Identity and time

Publication numberOT-2026-000085367 · never reused
Internal UUID01a0ae99-aaaa-7b53-997a-079b5ca3fdb5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085367
StatusPUBLIC

Content hashes

Canonical text4ff9b5eb04a5eddf2eb0a1da317ae5fc754facbde430a66f501550a9afd4bc58
Markdown3f1a989fef330f6efc5d31d424d22d3651eb0c8f996dd31194f1cb880bf5e5ab
PDF
Publication page7b14ee1a8057b02cf03201194058d0be0f51f2bcb53197b649150ba14516d3ff
Manifestf04a5c70398a27950ea2cc445f79e1a6941d4f473f28e0f21c00f60e8bb18ae9

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
SignatureXVJGssyUDmQoAjEnMXOwqmZG4b71vl2tF5g3mQ4lBHbDejheSKoVSybWw5i0YjIjOhSHy3wPkxglrQrZSascAg==
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

2026-09-17T09:54:06.097714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085367
observed 7b14ee1a8057b02cf03201194058d0be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.079583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085367/manifest.json
observed f04a5c70398a27950ea2cc445f79e1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.062432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085367/publication.md
observed 3f1a989fef330f6efc5d31d424d22d36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:06.045347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085367/publication.txt
observed 4ff9b5eb04a5eddf2eb0a1da317ae5fc...
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.