OpenTechnical

OT-2026-000095590

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000095590) never changes.

Identity and time

Publication numberOT-2026-000095590 · never reused
Internal UUID01a0ae9f-8f75-764e-9d5f-93fc221b49cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095590
StatusPUBLIC

Content hashes

Canonical text87562dff2774d52110c6eda21ec8719cb5d85969d7f6cd64de75c109f5f93353
Markdown1f52620ac635a0dd3dd27f10e8da6bde2aad79fb7834be426b727fd0614433b1
PDF
Publication page8115279391b805720d333aa2cf808dc5ace94bb6eb488eca2e96c8200d21d830
Manifest7fb07a9352524fdf234fb819497762a01bfe50e9b1c8eeb6c0252984b78bfe1f

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
SignatureS7c4EbnvAKWDZV+tGh6QLAbGC0zc6PI4CKt3bljwMFx4fw/nkCZnkqGa1jLJ2JJRfscnL9FFbgRjShT0+IkRCw==
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

2026-09-17T09:37:00.660287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095590
observed 8115279391b805720d333aa2cf808dc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.644529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095590/manifest.json
observed 7fb07a9352524fdf234fb819497762a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.629555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095590/publication.md
observed 1f52620ac635a0dd3dd27f10e8da6bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:00.613228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095590/publication.txt
observed 87562dff2774d52110c6eda21ec8719c...
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.