OpenTechnical

OT-2026-000083970

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after set-down

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-2026-000083970) never changes.

Identity and time

Publication numberOT-2026-000083970 · never reused
Internal UUID01a0ae98-0419-7c61-a51b-b01995d9cd3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083970
StatusPUBLIC

Content hashes

Canonical text309866f81e6ddaa029ab1aaa2ed91ff06ffbcc46f1fe9d17427778efd7401a92
Markdown079ed1ae0f632bb8c4cf9d7b410b35830ef5fee1611eee8e68cb00e64fc1d66c
PDF
Publication page31c3f14c05dfcc531a2a3c4b7892949630fd1859275fa49694b787b57cbdde77
Manifest2a2d79eda0795a114d26064e0ef35031493da82bf66341df22ec3dff4dbb8d27

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
SignatureX9LoMv9uyxgAblByv3AxAEhkYgl5wB3q9PUwmH2wq3b8Zb7lfwQawRlttEKsr5tL9MPzxYeXA5OyvISeQV5UBA==
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

2026-09-17T10:00:29.805553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970
observed 31c3f14c05dfcc531a2a3c4b78929496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:29.786967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970/manifest.json
observed 2a2d79eda0795a114d26064e0ef35031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:29.376101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970/publication.md
observed 079ed1ae0f632bb8c4cf9d7b410b3583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:29.359796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970/publication.txt
observed 309866f81e6ddaa029ab1aaa2ed91ff0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.389517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970
observed 31c3f14c05dfcc531a2a3c4b78929496...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.374124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970/manifest.json
observed 2a2d79eda0795a114d26064e0ef35031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.358929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970/publication.md
observed 079ed1ae0f632bb8c4cf9d7b410b3583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:39.342293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083970/publication.txt
observed 309866f81e6ddaa029ab1aaa2ed91ff0...
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.