OpenTechnical

OT-2026-000010263

Publication integrity record

Single cup vacuum gripper, three stage ejector, 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-2026-000010263) never changes.

Identity and time

Publication numberOT-2026-000010263 · never reused
Internal UUID01a0ae6b-cb7b-79aa-b621-74592fb9b265 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010263
StatusPUBLIC

Content hashes

Canonical text0a877f2e46ace29e3131d2ef8f0295fc300f4e8132e2b72d9ee7c4554cba5d71
Markdowneea20d4998cd47ebf3b1bea23f2e545990ce263b9f0853ce5dfa553b7a1efd4c
PDF
Publication page98f968292719cf2ea4e9a520a26aa6f6d3490696bd3cee363ea3ca9431bd4b33
Manifestfd3f77e97a18b70ed14071bd079dec385251abfe520bf40003bab5ba0112a1fc

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
Signaturewskpv0MmAjwuu1NVeSRNJPkjsNlx5IaBYF34DWZYBGGJMa9Rce4QjamEEIuTHGrvbTcVUknqLCTHxsYLNxvrCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:16:29.139483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010263
observed 98f968292719cf2ea4e9a520a26aa6f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.118641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010263/manifest.json
observed fd3f77e97a18b70ed14071bd079dec38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.099095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010263/publication.md
observed eea20d4998cd47ebf3b1bea23f2e5459...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:29.078840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010263/publication.txt
observed 0a877f2e46ace29e3131d2ef8f0295fc...
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.