OpenTechnical

OT-2026-000070294

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000070294) never changes.

Identity and time

Publication numberOT-2026-000070294 · never reused
Internal UUID01a0ae91-545e-7db3-a49b-941877ab74d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070294
StatusPUBLIC

Content hashes

Canonical text292c58ef8241dbbe99ffef2b7beb9ba45d663e96c2c7ab265123bdd9dfaf6fe9
Markdown1a78e486f0dd24ab036291d253bf2647a6f104d0fc0ddf00aa697e8aedc58ae5
PDF
Publication page002d37bdd9381095cf888a56bca45e53b99f55136e79f180bc6be7f444e98563
Manifestd3417df9cd7fab818591d856f2daf89a2f6e43953df96114e6cc71ce85b54f6d

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
SignaturesospEWAn0pv+qMv6JeiLwAsfyJ2ylcAW97FGpSTl1klBmDJ+OaPJpkf0Otf4edviMBzdKTBaYsV1TD4sfWe9CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:04.857993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070294
observed 002d37bdd9381095cf888a56bca45e53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.841254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070294/manifest.json
observed d3417df9cd7fab818591d856f2daf89a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.825257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070294/publication.md
observed 1a78e486f0dd24ab036291d253bf2647...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.809219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070294/publication.txt
observed 292c58ef8241dbbe99ffef2b7beb9ba4...
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.