OpenTechnical

OT-2026-000050995

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000050995) never changes.

Identity and time

Publication numberOT-2026-000050995 · never reused
Internal UUID01a0ae82-c7b4-74e9-9c7c-3f233c87bae0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050995
StatusPUBLIC

Content hashes

Canonical text735f477bb89826298025f02023f307eb63c15bbcd8e25ec5ce935b82d0682302
Markdownf03583788efd4acfd5bcfbd406cb63d7ccfe4cb7d67dcd3fc13f0f12f9984f13
PDF
Publication page9a9b2e2554cc2a9f6eed894c6c937081fc9a1c1c71dfcf67f0c8fd75a13d86ef
Manifest20d848a261be301acf0416ad5cdc013204063056a661ad2008a458dcd33c453c

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
SignaturelsrohAEeoSfHBEFIbD7yTMz1CF3acd8BXZ74SczvKOvhdpMzMJm0n87e8EvDYfnXDVPVtjmiKSEAhFMqZ9BcAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:00:53.515181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995
observed 9a9b2e2554cc2a9f6eed894c6c937081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.497470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995/manifest.json
observed 20d848a261be301acf0416ad5cdc0132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.473347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995/publication.md
observed f03583788efd4acfd5bcfbd406cb63d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.454954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995/publication.txt
observed 735f477bb89826298025f02023f307eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.450907ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995
observed 9a9b2e2554cc2a9f6eed894c6c937081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.433030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995/manifest.json
observed 20d848a261be301acf0416ad5cdc0132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.413751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995/publication.md
observed f03583788efd4acfd5bcfbd406cb63d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:53.396661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050995/publication.txt
observed 735f477bb89826298025f02023f307eb...
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.