OpenTechnical

OT-2026-000094291

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-2026-000094291) never changes.

Identity and time

Publication numberOT-2026-000094291 · never reused
Internal UUID01a0ae9e-92cd-7423-875a-7f137c6420f6 · 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-2026-000094291
StatusPUBLIC

Content hashes

Canonical textefff60e8c723fe8975692dadb388da7b949a1a46da59c26f23f4af8983a19fba
Markdownbf61967dd89941fd687506b1fadbde3bd3cbc6e8b7944dd8a5bb68d09653e03a
PDF
Publication pagee2c06f3b4a78a1f682a50589efa6861f243be8cdc04327ac28ab7b94901001f9
Manifest7137848ecd0f9a200360f6509d7b6c5708c60c47aa11485ace44ad43abf0f36e

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
SignatureXOgYJt0sd86lvy78fczL+a8qV78iDsNLY5FuzQTKKcfwSmlO6ynBfu7n7M93JIYG52pCCNa65A+Cza7YBJvuDA==
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

2026-09-17T09:40:09.782409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291
observed e2c06f3b4a78a1f682a50589efa6861f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.761754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291/manifest.json
observed 7137848ecd0f9a200360f6509d7b6c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.738678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291/publication.md
observed bf61967dd89941fd687506b1fadbde3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.721639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291/publication.txt
observed efff60e8c723fe8975692dadb388da7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.446018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291
observed e2c06f3b4a78a1f682a50589efa6861f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.425598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291/manifest.json
observed 7137848ecd0f9a200360f6509d7b6c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.408856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291/publication.md
observed bf61967dd89941fd687506b1fadbde3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.394004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094291/publication.txt
observed efff60e8c723fe8975692dadb388da7b...
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.