OpenTechnical

OT-2026-000094253

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, 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-2026-000094253) never changes.

Identity and time

Publication numberOT-2026-000094253 · never reused
Internal UUID01a0ae9e-92cc-76d0-ba20-9aa2442ca9b2 · 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-2026-000094253
StatusPUBLIC

Content hashes

Canonical textfb72969d0702be4ef3978fd829f558f812ad7e5581cdb3ce560f2c183e844254
Markdownb2cbefcdab57b9a8d43a014113783bedf097c254a5c82d521636c55f0c5548a6
PDF
Publication pageed68624f6f32eaed3c734e6efb10379176b7eb4331aa81f45d9b7226e7d31d9e
Manifest7c1eb73679e3584bd530bc45b62873671a70ae035bc8a7533e68bec0d8a2655f

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
Signature0Ew2HpX6Yaydf9Kc+rdvsu7EPbi+Y1yXT0DJdi7o8F3XHJaj/g8al54lor/9My53p6MxwbPj9smimUxOszA6AA==
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

2026-09-17T09:40:02.943898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253
observed ed68624f6f32eaed3c734e6efb103791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.923018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253/manifest.json
observed 7c1eb73679e3584bd530bc45b6287367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.902611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253/publication.md
observed b2cbefcdab57b9a8d43a014113783bed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.885009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253/publication.txt
observed fb72969d0702be4ef3978fd829f558f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.654847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253
observed ed68624f6f32eaed3c734e6efb103791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.633900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253/manifest.json
observed 7c1eb73679e3584bd530bc45b6287367...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.612690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253/publication.md
observed b2cbefcdab57b9a8d43a014113783bed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.593735ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094253/publication.txt
observed fb72969d0702be4ef3978fd829f558f8...
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.