OpenTechnical

OT-2026-000087048

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four 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-2026-000087048) never changes.

Identity and time

Publication numberOT-2026-000087048 · never reused
Internal UUID01a0ae9a-9f2d-7d2e-9664-32465e6873ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087048
StatusPUBLIC

Content hashes

Canonical text158871117391e1847f204a971c585f443e2a73ba9ad785c02f781f4c4782fe1f
Markdownefc62fdcce8ff8b43710bc0eb4a756f8edee013a8ce7d6d4ac2f3c9da8d09da5
PDF
Publication pageea71a716c28387ec18294566d656bd358dd06683563ddaa79f5458406165e363
Manifestaecedba37a078e077bbd6b3a03b3b7ac1076a28c157a5c60a2beb658d52cab9f

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
SignatureTx6ei0qMDeL/kARWrjRlffLeqk76V4awhJfbtj8TZUscVRy65LDKnE7uqKzNvQHD/G+sy4MOfF2SZUPbFFUcCw==
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

2026-09-17T09:51:17.619308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087048
observed ea71a716c28387ec18294566d656bd35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.602800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087048/manifest.json
observed aecedba37a078e077bbd6b3a03b3b7ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.580792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087048/publication.md
observed efc62fdcce8ff8b43710bc0eb4a756f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:17.564501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087048/publication.txt
observed 158871117391e1847f204a971c585f44...
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.