OpenTechnical

OT-2026-000100002

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000100002) never changes.

Identity and time

Publication numberOT-2026-000100002 · never reused
Internal UUID01a0aea3-1474-7f8c-8dd3-4a88184576be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100002
StatusPUBLIC

Content hashes

Canonical text5e59fb7c5e347dfd86df71830005ad237a3a5606276b85d68f99f3cc7d9be98a
Markdown5130a34c21222d137bbbee58ba15cf35887b1b42ed88fa8bd732c4658bf2a577
PDF
Publication page03e27f3c8b1a561f84c1cd6b0d573597427908a6c4273fbbc918f89c45e4f2ed
Manifest1734a87ce1c238bd3e6ce2017b29480d9cbd12308647ae811b6c989b41f3ffca

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
SignatureldViKxo3lLPK1Z5eY6H6phPcMDbqYnRu7cMr7TJy2Rot2Sh0QGGOMxtIS0lxZjazeXpbxPffIqxs6kSzn/EjBQ==
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

2026-09-17T09:30:42.756135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002
observed 03e27f3c8b1a561f84c1cd6b0d573597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.738633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002/manifest.json
observed 1734a87ce1c238bd3e6ce2017b29480d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.719302ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002/publication.md
observed 5130a34c21222d137bbbee58ba15cf35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:42.700624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002/publication.txt
observed 5e59fb7c5e347dfd86df71830005ad23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.048665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002
observed 03e27f3c8b1a561f84c1cd6b0d573597...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.030259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002/manifest.json
observed 1734a87ce1c238bd3e6ce2017b29480d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:56.011399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002/publication.md
observed 5130a34c21222d137bbbee58ba15cf35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:55.994303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100002/publication.txt
observed 5e59fb7c5e347dfd86df71830005ad23...
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.