OpenTechnical

OT-2026-000075239

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000075239) never changes.

Identity and time

Publication numberOT-2026-000075239 · never reused
Internal UUID01a0ae93-f200-7851-b875-01df0d649386 · 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-2026-000075239
StatusPUBLIC

Content hashes

Canonical text1ee0534c27451159ba3972cbc436d36e42d54b064298de5317fdc22e15ecb145
Markdown9c6af9bdd0e3388c91bdf5ec77395295e34f909e62a3e288d22abb8a59e4094f
PDF
Publication page9fb77e29eba1b10080db6304bd1bd81067d8d88b678b7bf614136461f228b3f0
Manifest790114b1368b239d73b0b14c783b11769a578b97266a3b6410480870df94eb93

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
SignatureI6wbnw81WPvJTY3mqmcz+J8SHBU5ikR+9rSDU9XwzTGp/iJ+aaqmFO5V0U3HA2p6tAF3Xb2R3edEHCpujG+XCA==
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

2026-09-17T10:20:31.558792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239
observed 9fb77e29eba1b10080db6304bd1bd810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.541614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239/manifest.json
observed 790114b1368b239d73b0b14c783b1176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.524505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239/publication.md
observed 9c6af9bdd0e3388c91bdf5ec77395295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:31.505091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239/publication.txt
observed 1ee0534c27451159ba3972cbc436d36e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.472603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239
observed 9fb77e29eba1b10080db6304bd1bd810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.453245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239/manifest.json
observed 790114b1368b239d73b0b14c783b1176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.305935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239/publication.md
observed 9c6af9bdd0e3388c91bdf5ec77395295...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:49.288762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075239/publication.txt
observed 1ee0534c27451159ba3972cbc436d36e...
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.