OpenTechnical

OT-2026-000085257

Publication integrity record

Foam pad 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-2026-000085257) never changes.

Identity and time

Publication numberOT-2026-000085257 · never reused
Internal UUID01a0ae99-aaa9-7640-96cf-1557773f628f · 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-2026-000085257
StatusPUBLIC

Content hashes

Canonical text792f7d218e4a55d956b26c7dc211560abcd81296364f138f33814b2693e95e4a
Markdown1fd4a6ecfdfd153f79d99f24a533416d79fe8444b7384cfafddc622bc1eedbb9
PDF
Publication page7223ad221b4844ec8ebdce818c3972dfd2853ccbbaedf10d772423b3b1fabb04
Manifestbec8aa5b6b614ae94446f9277b15f9041f32c764eea8e32ee92c2717473b0eac

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
Signaturewx9tVC0SJYdQ1SaShyx1cQUVDBS7+TofRUJ11JmpuXPAf0YT1ip6f0uwHhkqqmPVJqqWOro+klKbhl4mAvddDg==
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

2026-09-17T09:53:57.805046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085257
observed 7223ad221b4844ec8ebdce818c3972df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.787886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085257/manifest.json
observed bec8aa5b6b614ae94446f9277b15f904...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.763061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085257/publication.md
observed 1fd4a6ecfdfd153f79d99f24a533416d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:57.740601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085257/publication.txt
observed 792f7d218e4a55d956b26c7dc211560a...
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.