OpenTechnical

OT-2026-000075193

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000075193) never changes.

Identity and time

Publication numberOT-2026-000075193 · never reused
Internal UUID01a0ae93-f1ff-7377-80f0-a5705dfd5b17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075193
StatusPUBLIC

Content hashes

Canonical text7a1d50ee79bf42fa9607c7fa7bfb2794964b48376fd7a6ab3560eb3b2242532a
Markdowndc53f3cce24b8658fd4fb671b12da5fed6b7f642ac189880909724976904100d
PDF
Publication page47406cab7016abb6591d1084e9b7b24d068ab3e17184c3a19fc8110c87aa70f1
Manifestc6325d86dbc9c471177c783b5b16af6351a4c5b024b46885330738aaea260e61

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
SignaturemmxmOdO8Uf/ImzUaySjVz0tkMgESXsw8TxHId0CF07c/VPbeudKjAAqjkWPYUGy6nE/1mlMUp9L9vkayjhATCQ==
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

2026-09-17T10:20:26.873636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193
observed 47406cab7016abb6591d1084e9b7b24d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.853044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193/manifest.json
observed c6325d86dbc9c471177c783b5b16af63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.834000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193/publication.md
observed dc53f3cce24b8658fd4fb671b12da5fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:26.814730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193/publication.txt
observed 7a1d50ee79bf42fa9607c7fa7bfb2794...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.528651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193
observed 47406cab7016abb6591d1084e9b7b24d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.508644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193/manifest.json
observed c6325d86dbc9c471177c783b5b16af63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.490136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193/publication.md
observed dc53f3cce24b8658fd4fb671b12da5fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:38.469915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075193/publication.txt
observed 7a1d50ee79bf42fa9607c7fa7bfb2794...
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.