OpenTechnical

OT-2026-000086605

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000086605) never changes.

Identity and time

Publication numberOT-2026-000086605 · never reused
Internal UUID01a0ae9a-2c98-7d58-99b1-767e9fa0fa88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086605
StatusPUBLIC

Content hashes

Canonical text3baef7898df772175285ab8fff673be034f35ff59fe0238c294e6d95950f389e
Markdownd41d8fc710e9e88839291df01e28b6cb8f94cdfc1a6a1435b2c6110278a1c8b8
PDF
Publication page8dfc6477b4157f1902fe8733ce17743115076f3b62a30de5b626f915656fa39c
Manifeste93b1a30eae4897bb3099190e96a28f13af864b125df22ef035804c2e0afb031

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
SignatureKFdEkY3JzWNK82otWbnkz9mIkrt/a39bmRTDAmw7dm9Nr41sJrKI1rLjfL2MeuXfzPx4+R2tebbuC66DVYy2DQ==
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

2026-09-17T09:52:27.030481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086605
observed 8dfc6477b4157f1902fe8733ce177431...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:27.010694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086605/manifest.json
observed e93b1a30eae4897bb3099190e96a28f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.992314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086605/publication.md
observed d41d8fc710e9e88839291df01e28b6cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:26.973036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086605/publication.txt
observed 3baef7898df772175285ab8fff673be0...
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.