OpenTechnical

OT-2026-000099873

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, pressure sensor per zone, 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-2026-000099873) never changes.

Identity and time

Publication numberOT-2026-000099873 · never reused
Internal UUID01a0aea3-1473-73d4-b920-2e77e985d91d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099873
StatusPUBLIC

Content hashes

Canonical texta0f52b56d39fe17b1dcc0d780c4c4ad91e2a24f973f7a2b1e2548c2b4be338b1
Markdown98249fecbb182a240b7d9b9244bb5c61ff5e0b867a3c84a2def8d740a0478c0b
PDF
Publication pageaa96f97ada83bcb8da6837483532b7428fc823fb28b26faf1874c808aa77dbb0
Manifeste1c99fe51a4092a971bf6a83b900c01c8b719f4ae256c3dfc71c678ab67580d3

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
SignatureDWrGNP1uaHVUqU8CzIkZmJfdrVVF1mX/RpHEMt5VMgK9IBWPjc7Vf3IBr8dZIFjjmKC+56WpMApScwNRcANECA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:29.844802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873
observed aa96f97ada83bcb8da6837483532b742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.823921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873/manifest.json
observed e1c99fe51a4092a971bf6a83b900c01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.802404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873/publication.md
observed 98249fecbb182a240b7d9b9244bb5c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:29.782418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873/publication.txt
observed a0f52b56d39fe17b1dcc0d780c4c4ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.564195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873
observed aa96f97ada83bcb8da6837483532b742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.544569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873/manifest.json
observed e1c99fe51a4092a971bf6a83b900c01c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.525826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873/publication.md
observed 98249fecbb182a240b7d9b9244bb5c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:45.506178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099873/publication.txt
observed a0f52b56d39fe17b1dcc0d780c4c4ad9...
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.