OpenTechnical

OT-2026-000024101

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single 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-2026-000024101) never changes.

Identity and time

Publication numberOT-2026-000024101 · never reused
Internal UUID01a0ae70-aed7-7ee7-a8a4-54f2d8dedd5b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024101
StatusPUBLIC

Content hashes

Canonical text59a7f330debdbb443d4f4670158cc3ef4df976e4867e4e0d61f4fbac18531a79
Markdown6be328109fe297f75e1fd50b1021ad05f2549a5e4d9d02db37e273ec7926e687
PDF
Publication page3948f6abfe8b0a8808c190afbdc44107b7599497ab57ec1ae57f7b5e7f09846d
Manifestf30e9ae875dd080405f3caccc57ba4d5471c2803ffd4d8ec33b2902e4b07900c

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
SignaturevlXCGW5jj9W9PayP8rC6QcDstbKWmgAIeyvjnwqhj3mUrOjTXNDz89z6D3j4AL1VjG780vG1SGa4ypljz8KVBw==
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

2026-09-17T11:51:01.284166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024101
observed 3948f6abfe8b0a8808c190afbdc44107...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.265930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024101/manifest.json
observed f30e9ae875dd080405f3caccc57ba4d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.247417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024101/publication.md
observed 6be328109fe297f75e1fd50b1021ad05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.228503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024101/publication.txt
observed 59a7f330debdbb443d4f4670158cc3ef...
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.