OpenTechnical

OT-2026-000075263

Publication integrity record

Three 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-2026-000075263) never changes.

Identity and time

Publication numberOT-2026-000075263 · never reused
Internal UUID01a0ae93-f200-7cfb-924b-25888d146650 · 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-2026-000075263
StatusPUBLIC

Content hashes

Canonical text321c148ac5c3b994ce1f864b41d1d9ee88af8a0a5ae10354c4dc3340e2d29d96
Markdown7ba6eb6e86d33b7c32a8ba0135d96d7fcec81b434eefc0a58301dbd4cda08b31
PDF
Publication page9d263d4956f41076795446a40394421d6adad66a88b27362e2408bf310aa9f0c
Manifest7828ddda46e9c15ebe54c3cbcf7f13b5aae28a28864d3a7b013bae6574d47059

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
SignaturenBUv9OIKQjlw6J503lsfCIaQIsT9P8P3R/dUbd7HOtd63YeFr9aH3Rb0XmYhsd/Y9VSQcaHGheZmRS9DYBxFCw==
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

2026-09-17T10:20:34.793987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263
observed 9d263d4956f41076795446a40394421d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:34.773798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263/manifest.json
observed 7828ddda46e9c15ebe54c3cbcf7f13b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:34.548313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263/publication.md
observed 7ba6eb6e86d33b7c32a8ba0135d96d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:34.529438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263/publication.txt
observed 321c148ac5c3b994ce1f864b41d1d9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:55.754754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263
observed 9d263d4956f41076795446a40394421d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:55.308337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263/manifest.json
observed 7828ddda46e9c15ebe54c3cbcf7f13b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:55.291512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263/publication.md
observed 7ba6eb6e86d33b7c32a8ba0135d96d7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:55.271284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075263/publication.txt
observed 321c148ac5c3b994ce1f864b41d1d9ee...
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.