OpenTechnical

OT-2026-000081464

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000081464) never changes.

Identity and time

Publication numberOT-2026-000081464 · never reused
Internal UUID01a0ae96-f375-7062-be4d-a99be8a2b862 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081464
StatusPUBLIC

Content hashes

Canonical texte319b6e9e4e52bed433339feafe5b1fac9aec9bbae06a34edf0cb8864bd49906
Markdown9d001cd687b248e8101ca38bca28b957cd2557986084a5ba1006bc96f45380f7
PDF
Publication page50318424d3f74b095fe36228ed1cf4b5168109bb9c142baa0bd621008db5ee24
Manifest6316b6189999b784dc423c96602a36d855fae08f10beefe3be9290f3f8a9dfa6

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
SignaturekleL24h7iPi38ALHmgwcZUY3ZEXUZxZc6B3tu4unOQlMTFBumGfGLFek1Syt8j0A4qngzzzUU2iUvAznFk+MAw==
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

2026-09-17T10:01:37.687718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081464
observed 50318424d3f74b095fe36228ed1cf4b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.670277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081464/manifest.json
observed 6316b6189999b784dc423c96602a36d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.651263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081464/publication.md
observed 9d001cd687b248e8101ca38bca28b957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:37.632890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081464/publication.txt
observed e319b6e9e4e52bed433339feafe5b1fa...
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.