OpenTechnical

OT-2026-000094298

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-2026-000094298) never changes.

Identity and time

Publication numberOT-2026-000094298 · never reused
Internal UUID01a0ae9e-92cd-732e-9398-6350fb147df9 · 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-2026-000094298
StatusPUBLIC

Content hashes

Canonical text9222e88ed365cdea35e1d5ff3cf29f189066732cee4a907cd63e562e6879db7c
Markdown432c800969ac2d897ea6218917acf672c0aee1b09de52d21930b165a83b8ef78
PDF
Publication page68fa2b7f4b6713470a7b282b0f4d6d78b82939ae40f0835130c82fb6276d883b
Manifest76e7e1a33e22c1e9c8311434010f026436eff33301647a3dcb75f40762f72c88

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
SignaturepKpm82IWfzAKe1MYvsWcLTMqYt3FjKD0gKPiaXh1OrNd7Dmd0TjvgFkAfgc1DMEweYXJFvmsxOI+mIrpKR20BA==
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

2026-09-17T09:40:10.310284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298
observed 68fa2b7f4b6713470a7b282b0f4d6d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.289506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298/manifest.json
observed 76e7e1a33e22c1e9c8311434010f0264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.272396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298/publication.md
observed 432c800969ac2d897ea6218917acf672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:10.256106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298/publication.txt
observed 9222e88ed365cdea35e1d5ff3cf29f18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.971927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298
observed 68fa2b7f4b6713470a7b282b0f4d6d78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.956359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298/manifest.json
observed 76e7e1a33e22c1e9c8311434010f0264...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.938184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298/publication.md
observed 432c800969ac2d897ea6218917acf672...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:16.919771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094298/publication.txt
observed 9222e88ed365cdea35e1d5ff3cf29f18...
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.