OpenTechnical

OT-2026-000093161

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000093161) never changes.

Identity and time

Publication numberOT-2026-000093161 · never reused
Internal UUID01a0ae9e-0910-7087-acb6-a78f764e5622 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093161
StatusPUBLIC

Content hashes

Canonical textadcd6762f43590fc43b3067b49542c14d0d79789eb1f41e47b926ce059d7c201
Markdown8fd30546562e2ef3c1f49e85c855a1f4954f69f2b8d3c7780ac1a1d7813e0e8e
PDF
Publication page55e87271dd74331ce8197103ab2ed6dbb20bd61d6dc9ffc8b62388e6cfa30d7e
Manifest9cb71e6e0a40c1934e12212074c04374c8a641c5aafaca2f3c60772e87e5506c

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
SignaturecfyuwTTJ03fdW2lAEvvG6VFFEu4yTtrMbYJpmUrdKNNSm/O2sHw95OH+QWHGmlLUhVKhsJBsA0/mNhxi27t7Bw==
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

2026-09-17T09:40:27.575006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093161
observed 55e87271dd74331ce8197103ab2ed6db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.556733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093161/manifest.json
observed 9cb71e6e0a40c1934e12212074c04374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.541273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093161/publication.md
observed 8fd30546562e2ef3c1f49e85c855a1f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:27.524124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093161/publication.txt
observed adcd6762f43590fc43b3067b49542c14...
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.