OpenTechnical

OT-2026-000079357

Publication integrity record

Foam pad vacuum gripper, two zone face, 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-2026-000079357) never changes.

Identity and time

Publication numberOT-2026-000079357 · never reused
Internal UUID01a0ae96-0b90-7b2d-bfd7-d77741d2acc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079357
StatusPUBLIC

Content hashes

Canonical text0a772a37393a839fb55ada0bffbce42a775691ee7fffe43efb49bb0a4d0a2c54
Markdown00d2530fb2e41a7a9a3d843ef2d07e7b58c142b5a8feae8c765a6202bb220fd3
PDF
Publication pagea53c46dea22722faa0eaee16777ec77e0973827963c1d9f51dc5634efb7a046c
Manifest0e33c82e7851680103b97f2fdbab910f8ae7a9486781018f336fe83ba4e4fd18

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
SignaturewDKMtI3uNiv09T2SRuFSbgXYu3bGtp+jBrN9D0sArSG1XVxkLBs2Y9mThDmT4k9P49h0sq+LoZtRAY+Rj7uqAg==
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

2026-09-17T10:04:42.719910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079357
observed a53c46dea22722faa0eaee16777ec77e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:42.702058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079357/manifest.json
observed 0e33c82e7851680103b97f2fdbab910f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:42.684038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079357/publication.md
observed 00d2530fb2e41a7a9a3d843ef2d07e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:42.667408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079357/publication.txt
observed 0a772a37393a839fb55ada0bffbce42a...
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.