OpenTechnical

OT-2026-000014401

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000014401) never changes.

Identity and time

Publication numberOT-2026-000014401 · never reused
Internal UUID01a0ae6d-b27a-72c1-8869-b5419db8b9c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014401
StatusPUBLIC

Content hashes

Canonical text702eb2bfb8a0499cfdccdd5c1f39f6a22fb8f0f70bf689820836f6bdb8831441
Markdownf96665c9bf815b975d6fe55a3b977352bed3c57acea9f63e0b68815c706fb1d8
PDF
Publication page91132e40bbbf29016d1e8cafb455ae66967e9df217bf78b958b35fa00573156c
Manifest2ba53e080006c2d233e45bed1c1dc7390fde9ee49b58fcf2fdd613a9150d30b7

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
SignatureTNd8GQw4HoU/giL7GlMWnj9bsUuDyijXtBRjFCee4cvcktzV5r60Zw/PG8T2WZATjBkLFFk4RrgH3PTvdHzvBQ==
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

2026-09-17T12:10:09.689539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401
observed 91132e40bbbf29016d1e8cafb455ae66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.671353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401/manifest.json
observed 2ba53e080006c2d233e45bed1c1dc739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.650739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401/publication.md
observed f96665c9bf815b975d6fe55a3b977352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:09.630427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401/publication.txt
observed 702eb2bfb8a0499cfdccdd5c1f39f6a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.574593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401
observed 91132e40bbbf29016d1e8cafb455ae66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.556488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401/manifest.json
observed 2ba53e080006c2d233e45bed1c1dc739...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.538572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401/publication.md
observed f96665c9bf815b975d6fe55a3b977352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:15.522092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014401/publication.txt
observed 702eb2bfb8a0499cfdccdd5c1f39f6a2...
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.