OpenTechnical

OT-2026-000083945

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, two stage ejector, sustained 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-2026-000083945) never changes.

Identity and time

Publication numberOT-2026-000083945 · never reused
Internal UUID01a0ae98-0418-736a-ab1c-c612014d66d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083945
StatusPUBLIC

Content hashes

Canonical text35d510ccf3fd3928d0bbf043be733571202b00a6bb49c60164615db2b3846872
Markdown103c3dca6a6c2fbb4b1585a8e6e80b1fd89ba53e79511e5f25cc8f883c63b051
PDF
Publication paged40540a2c131d679fe59c22ff92a3aa1677bb7356ab34eab36c6cc310e490cfd
Manifestca46d54a4ec55f4750db0a9220c06e74c1df241478fee8234bf33946853b604d

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
SignaturesP+WvxnL+L3ds6WdTMRgwS1mGZTALjMlB/wCLKQBGKY0BMz2IXWTiw9cFBVPX3L6/qrwh25iaYGSMZivfu9BAg==
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

2026-09-17T10:00:26.904761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945
observed d40540a2c131d679fe59c22ff92a3aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.884876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945/manifest.json
observed ca46d54a4ec55f4750db0a9220c06e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.865499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945/publication.md
observed 103c3dca6a6c2fbb4b1585a8e6e80b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:26.841052ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945/publication.txt
observed 35d510ccf3fd3928d0bbf043be733571...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.631426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945
observed d40540a2c131d679fe59c22ff92a3aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.613878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945/manifest.json
observed ca46d54a4ec55f4750db0a9220c06e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.596160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945/publication.md
observed 103c3dca6a6c2fbb4b1585a8e6e80b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:37.579669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083945/publication.txt
observed 35d510ccf3fd3928d0bbf043be733571...
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.