OpenTechnical

OT-2026-000085086

Publication integrity record

Foam pad vacuum gripper, three 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-2026-000085086) never changes.

Identity and time

Publication numberOT-2026-000085086 · never reused
Internal UUID01a0ae99-43b8-76d7-a780-4215111d6249 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085086
StatusPUBLIC

Content hashes

Canonical texta8ab0944957f29f161507ed15182349aa56ac5a77c868c0561853b74eb6eb217
Markdown83617c230510147bf91ff0025381c05d89f162d7817101062d1ba6008f2b6c1b
PDF
Publication pagec20b532d7b0f6bbd02e7269970bcff24909ce4b08a6ad5dea8080d6b15e0c071
Manifest290a40db8666a4e85cdf89b8eac0aa10da02fd4e8d545edb4a85d1057a11e552

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
SignaturehCY1nwHeeMa+BLt99nV25yC1RXQltFlOB9Fqv7TR/8IHsdidzfW8buUXTh3DfU6p3JIQXXM8LDWj/VUz9vxbDA==
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

2026-09-17T09:55:08.910082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085086
observed c20b532d7b0f6bbd02e7269970bcff24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.892883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085086/manifest.json
observed 290a40db8666a4e85cdf89b8eac0aa10...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.873010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085086/publication.md
observed 83617c230510147bf91ff0025381c05d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:08.854977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085086/publication.txt
observed a8ab0944957f29f161507ed15182349a...
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.