OpenTechnical

OT-2026-000083934

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000083934) never changes.

Identity and time

Publication numberOT-2026-000083934 · never reused
Internal UUID01a0ae98-0418-7592-9880-ae54f678a86e · 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-2026-000083934
StatusPUBLIC

Content hashes

Canonical textf49bb3a07a129d0ecbc67abdcd403f35cde33b7aaded0fa77c72c330952eb22c
Markdown4909702357cd6d5f6d8688bf30b8c70147b4165f3daf01a22d32c8738431df51
PDF
Publication page94ca83b75cc567ff80920295914ad6a7dee8f63446eba88bdd26518f6994882b
Manifest8158cae7e345e0f6c5d25bb9a9a3a33df7e15a396d136e9cce235228041692d1

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
SignatureOjkzCZBH264MbjALxSL/1kuMRgga4VmJynBm4sODlqcys/Rx4mc8rexcdFWa3ta+qBCTq7EphSigxqPr8OO0Bw==
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

2026-09-17T10:00:25.875566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934
observed 94ca83b75cc567ff80920295914ad6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:25.852007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934/manifest.json
observed 8158cae7e345e0f6c5d25bb9a9a3a33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:25.826118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934/publication.md
observed 4909702357cd6d5f6d8688bf30b8c701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:25.801765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934/publication.txt
observed f49bb3a07a129d0ecbc67abdcd403f35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.753308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934
observed 94ca83b75cc567ff80920295914ad6a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.736286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934/manifest.json
observed 8158cae7e345e0f6c5d25bb9a9a3a33d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.718180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934/publication.md
observed 4909702357cd6d5f6d8688bf30b8c701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:36.701500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083934/publication.txt
observed f49bb3a07a129d0ecbc67abdcd403f35...
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.