OpenTechnical

OT-2026-000085251

Publication integrity record

Two bellows cup vacuum gripper, two 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-2026-000085251) never changes.

Identity and time

Publication numberOT-2026-000085251 · never reused
Internal UUID01a0ae99-43bb-7d1a-83b6-0528537fcd9a · 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-2026-000085251
StatusPUBLIC

Content hashes

Canonical text91fb3826ca504d009129fa63e9cd52c488c86638c91ff284721347578ab6793e
Markdowna6abc9f06421d83e8f91013f5b118d19fc52e8d60f417ef85b1f58f143eeb56e
PDF
Publication page07e1b0e451ef4672e177a84ee2b42ef544e76d406aa2eec856e75d641d45a585
Manifest3e7c932e0323bcf2209a4bc35a9ca70ffb602dfd10a9d7c26c49773832f236be

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
SignatureJ74kqj+ML9BAIL7IOxQyQynE8sHrNDGK4KM7j+p1cr2krqWZyJdPyy/O4Z1aAQ1PA3NnubEX1G9c3IDZ3DdZBw==
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

2026-09-17T09:55:21.253305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085251
observed 07e1b0e451ef4672e177a84ee2b42ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.235436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085251/manifest.json
observed 3e7c932e0323bcf2209a4bc35a9ca70f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.214848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085251/publication.md
observed a6abc9f06421d83e8f91013f5b118d19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.195105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085251/publication.txt
observed 91fb3826ca504d009129fa63e9cd52c4...
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.