OpenTechnical

OT-2026-000075111

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000075111) never changes.

Identity and time

Publication numberOT-2026-000075111 · never reused
Internal UUID01a0ae93-f1ff-7ab7-b0f5-7f5bf162ca4e · 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-2026-000075111
StatusPUBLIC

Content hashes

Canonical text4a5741f66b89154ee66b7db3f6420a4dc6018eb170a07a3c7ff6d5cb11b0f0b3
Markdownb118b19eea72d3044ab33511c116601fc4fa0d8a0c9d45e5fee25a4ed41d26a4
PDF
Publication page071b56f9fee0f6fce3caf49158508ffc1a41a97854900fa954596825056dea19
Manifestd413b9271f61798064a53280d83be24e311f983e880ca6345ae08937550d1e55

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
SignaturehIG6ojC6ZSFN70ABURs0LSKF2/MhA+nJUKuZjiq/DhJwImku9N4gbWdOz/iUTjnVH/GJOl1oJPB1ES8N++hWDw==
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

2026-09-17T10:20:18.374514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111
observed 071b56f9fee0f6fce3caf49158508ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.354657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111/manifest.json
observed d413b9271f61798064a53280d83be24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.334966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111/publication.md
observed b118b19eea72d3044ab33511c116601f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.316420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111/publication.txt
observed 4a5741f66b89154ee66b7db3f6420a4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.771540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111
observed 071b56f9fee0f6fce3caf49158508ffc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.755117ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111/manifest.json
observed d413b9271f61798064a53280d83be24e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.735465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111/publication.md
observed b118b19eea72d3044ab33511c116601f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.716990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075111/publication.txt
observed 4a5741f66b89154ee66b7db3f6420a4d...
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.