OpenTechnical

OT-2026-000069294

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off after 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-2026-000069294) never changes.

Identity and time

Publication numberOT-2026-000069294 · never reused
Internal UUID01a0ae90-b528-7fe2-9ed6-c79f39bb05ce · 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-2026-000069294
StatusPUBLIC

Content hashes

Canonical text3268d65341efccdda04e238ce0fd9a692609340f270107f0da343127f44a14d3
Markdown4e315135fa3d8a48d5192b8c345a37b5dcb21ae25e0281744456796422e77d2f
PDF
Publication page572aa120868e6bd7f031f9bfb25c7a9d827927cffd02fcf58bd9004a2c182289
Manifest44cbe939444cd23d4d3b9ca190275428e10feb896f3f47da7c0d25c91c18cee4

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
Signaturei+TD3xycu2KjZ1cfMcME+hZmPKIt3JIkpStTUdrEG0JeFPHUQITfgjVrfFqTDbwyT6Ru92stb9sEZhQlWk/jBw==
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

2026-09-17T10:30:02.891595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294
observed 572aa120868e6bd7f031f9bfb25c7a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.875119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294/manifest.json
observed 44cbe939444cd23d4d3b9ca190275428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.858240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294/publication.md
observed 4e315135fa3d8a48d5192b8c345a37b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:02.840483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294/publication.txt
observed 3268d65341efccdda04e238ce0fd9a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.748571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294
observed 572aa120868e6bd7f031f9bfb25c7a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.728303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294/manifest.json
observed 44cbe939444cd23d4d3b9ca190275428...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.708756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294/publication.md
observed 4e315135fa3d8a48d5192b8c345a37b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:51.688763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069294/publication.txt
observed 3268d65341efccdda04e238ce0fd9a69...
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.