OpenTechnical

OT-2026-000083008

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000083008) never changes.

Identity and time

Publication numberOT-2026-000083008 · never reused
Internal UUID01a0ae97-c961-7f98-a15e-ad8d54b324e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083008
StatusPUBLIC

Content hashes

Canonical text5db038565273cf6901bf3237e440b5c7224e750b6a30d15d785291c553b558e7
Markdownba0a1640f35b5a47eb9dbd40eb5cac49d7922954f3a303a0dc0f495a60821203
PDF
Publication paged29f6c5c844e08b8c0eb25243d98cd524f0ca043db03146f60a11cf5d4959133
Manifest8cdd2288507e42b3a4e53491109eb14ddc6e5122c15301b621269cc286c9b561

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
SignatureLsURoWGimVZCIpXslCfY29dvk5HbiiCxZo6Ibb0HAztdwcy5lGKX8ILp0GdWuzUgFihrCeT3N22r8l+sksFMDg==
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

2026-09-17T09:00:17.105564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083008
observed d29f6c5c844e08b8c0eb25243d98cd52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.086255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083008/manifest.json
observed 8cdd2288507e42b3a4e53491109eb14d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:17.065112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083008/publication.md
observed ba0a1640f35b5a47eb9dbd40eb5cac49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:16.919449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083008/publication.txt
observed 5db038565273cf6901bf3237e440b5c7...
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.