OpenTechnical

OT-2026-000071042

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000071042) never changes.

Identity and time

Publication numberOT-2026-000071042 · never reused
Internal UUID01a0ae91-8c2e-78cf-bc93-97a5c4dbeb9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071042
StatusPUBLIC

Content hashes

Canonical textf6f52c6fcc6d6d4cdf4bf839c92162f55dcbafa27ca9f1349d5b82d024e68abc
Markdown19e8a3b711a8a8728872f9c2d92caaa19cfce7cb26c3516230e6e505d5b4561b
PDF
Publication pagec7b49e521f9b68db6b8d7a138c8f3de6e030325fe33990550164654951141a5d
Manifest9e3354040ee885ac2041cf6422ef2a020566e61d9e8740e4900d1aeee7041c2f

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
SignatureTipztMCxCPhN+sQj1IqUOrWfb0pTXyrroXrwXa+loWQs5E9Te/Q/as7M/LnMp3ZTk1FvMFC/fMTl4tWl9RQLCQ==
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

2026-09-17T10:25:53.852712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071042
observed c7b49e521f9b68db6b8d7a138c8f3de6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:53.837519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071042/manifest.json
observed 9e3354040ee885ac2041cf6422ef2a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:53.820600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071042/publication.md
observed 19e8a3b711a8a8728872f9c2d92caaa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:53.803834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071042/publication.txt
observed f6f52c6fcc6d6d4cdf4bf839c92162f5...
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.