OpenTechnical

OT-2026-000094297

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, pump fed, manifold 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-2026-000094297) never changes.

Identity and time

Publication numberOT-2026-000094297 · never reused
Internal UUID01a0ae9e-92cd-7bcd-97fe-97b95184835a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094297
StatusPUBLIC

Content hashes

Canonical text0bd497c4becd03d4a2c1bb43c613762a56b5c7650716803555437d86a18bf8e3
Markdownc5bc9fac74456b8ae8c597efe9651e0d85d7d43ff06f8a143c059fc935d6d5ec
PDF
Publication page4bd4669706245a2f311f4a21cd395e6bcf81b501621beb2c1249e09ff0ba7f8d
Manifest3a757678d63d799e0c53916dd23507b58dd25bf9abf29f7cb36470bc27ed406a

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
SignatureERskVt6jP1yS7S7QAAWTz9JKHxpqyluwy/uk0aFA3WsCormevgmF5TgRkez2nRVchomZR0OGTR30cNS7fzXeBQ==
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

2026-09-17T09:40:10.236596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297
observed 4bd4669706245a2f311f4a21cd395e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.219202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297/manifest.json
observed 3a757678d63d799e0c53916dd23507b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.201557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297/publication.md
observed c5bc9fac74456b8ae8c597efe9651e0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.186634ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297/publication.txt
observed 0bd497c4becd03d4a2c1bb43c613762a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.901218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297
observed 4bd4669706245a2f311f4a21cd395e6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.884426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297/manifest.json
observed 3a757678d63d799e0c53916dd23507b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.866766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297/publication.md
observed c5bc9fac74456b8ae8c597efe9651e0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.847603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094297/publication.txt
observed 0bd497c4becd03d4a2c1bb43c613762a...
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.