OpenTechnical

OT-2026-000069484

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069484) never changes.

Identity and time

Publication numberOT-2026-000069484 · never reused
Internal UUID01a0ae90-b52b-72c4-8a3c-ba8cf75ecd85 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069484
StatusPUBLIC

Content hashes

Canonical text721e459673b26a22fdc7c4bebb114fc8511f7e4ba040d76cdf1f968a94e7f79a
Markdown4a5c6cbba32400339651b1a1abf346858e9df3317877ca0dd7819dd2e0c12556
PDF
Publication page5fdd30b6d680fdbe3d01cee201cc18441427f50a705833d3cf809d9d957968f9
Manifest51a03acdc447d71b8fd6d052aa8f80a7646d6d6c06541f3d7d4af63180192a0f

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
SignatureWRGtzxw9wYAmN+SdrnQ41Bgy2gnoXVu9nbmnjkVh/OnU6fI3/HFJ/Vi4c6KwVqFT4zgbFtcTFiRgpFiomjNDDA==
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

2026-09-17T10:30:33.828405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484
observed 5fdd30b6d680fdbe3d01cee201cc1844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.809942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484/manifest.json
observed 51a03acdc447d71b8fd6d052aa8f80a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.790276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484/publication.md
observed 4a5c6cbba32400339651b1a1abf34685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:33.771610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484/publication.txt
observed 721e459673b26a22fdc7c4bebb114fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.552472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484
observed 5fdd30b6d680fdbe3d01cee201cc1844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.533565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484/manifest.json
observed 51a03acdc447d71b8fd6d052aa8f80a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.515357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484/publication.md
observed 4a5c6cbba32400339651b1a1abf34685...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:06.496507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069484/publication.txt
observed 721e459673b26a22fdc7c4bebb114fc8...
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.