OpenTechnical

OT-2026-000094252

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-2026-000094252) never changes.

Identity and time

Publication numberOT-2026-000094252 · never reused
Internal UUID01a0ae9e-92cc-78a4-a6ef-4b8ef666a671 · 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-2026-000094252
StatusPUBLIC

Content hashes

Canonical text32caac390c7ac137cf577220ecefbb30e3eb0cf40b2cfe841d5e1ee7174a55e6
Markdownd2abbd13aac92086b9f480c03b7fee280df805f37a0d5f0c21e1f88a1f45c2bb
PDF
Publication page43f75c4f7fdf8a19c29c9b8f858531dd817bfd4e8fb4391007f0d12c0ed99665
Manifestb8b4baca6ffe1befb83ecc533b2d3c99c617f338a1c34a0f176fddbe7f767eb1

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
SignatureQLAWy5chHUXqovbgLbEQRuLBhnQ30g6two8xC3O63tmzjf1TInIQyCiVKUpgwben1fAoVjuuS6saGNjSBPdtAA==
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

2026-09-17T09:40:02.864475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252
observed 43f75c4f7fdf8a19c29c9b8f858531dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.848042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252/manifest.json
observed b8b4baca6ffe1befb83ecc533b2d3c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.829315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252/publication.md
observed d2abbd13aac92086b9f480c03b7fee28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.809157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252/publication.txt
observed 32caac390c7ac137cf577220ecefbb30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.572752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252
observed 43f75c4f7fdf8a19c29c9b8f858531dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.554289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252/manifest.json
observed b8b4baca6ffe1befb83ecc533b2d3c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.534721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252/publication.md
observed d2abbd13aac92086b9f480c03b7fee28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:13.513367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094252/publication.txt
observed 32caac390c7ac137cf577220ecefbb30...
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.