OpenTechnical

OT-2026-000086822

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000086822) never changes.

Identity and time

Publication numberOT-2026-000086822 · never reused
Internal UUID01a0ae9a-80a4-71a8-a4b2-425894762634 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086822
StatusPUBLIC

Content hashes

Canonical textb20f708af778952de88821dec806d54b5b702436dc60ee86b64526c91413771a
Markdownedfff331a75cd2617600458d9b4b231a3be3b06a5a6b57857d5be628da82ef4a
PDF
Publication page7965dd3565e5da0050fb6b4371f0a370c26d6282444e3eebf440e5a346d6458b
Manifestf7afd92f2762975fa031ea42cd8c100d3353216083c91a77067ca39a10dea6a1

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
Signature0t7chDHgkC7D3d9gEaN2GaY1ZCwbpZ1Xb60qI3wl76S3CH1o6gXDA98pmH86JoWMaClAQoqOorTpjfKbtVpgCQ==
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

2026-09-17T09:51:38.830989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086822
observed 7965dd3565e5da0050fb6b4371f0a370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.811846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086822/manifest.json
observed f7afd92f2762975fa031ea42cd8c100d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.792593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086822/publication.md
observed edfff331a75cd2617600458d9b4b231a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:38.774610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086822/publication.txt
observed b20f708af778952de88821dec806d54b...
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.