OpenTechnical

OT-2026-000083092

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000083092) never changes.

Identity and time

Publication numberOT-2026-000083092 · never reused
Internal UUID01a0ae97-c962-73e7-8f6b-9a6b26573797 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083092
StatusPUBLIC

Content hashes

Canonical text0f4d05c4c987901a65619d1a5e2fe76a189a61dcb128fe593ca1c6840434c9dd
Markdown42c9f480b9d312a1c3c0f9e76dc74f44f2b2e7cb1557a0e4e29ef42f0b1edf81
PDF
Publication page468ca0c1b46de7856181fd14571f18b0e2f3d5391a29956ccb2f3cb61c556425
Manifest1629fe807cc1696e82a251c8f5560f073ffe2fc267678510187f9b7b616c9fa6

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
SignatureK/XN7rU+91n5wa13MxObvNSb91aKhsEuwNnE5zG+mOhKq2NjU26er/5sfTr50CzT73uH4doth8Csx1mmVYtECg==
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

2026-09-17T09:00:37.586436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083092
observed 468ca0c1b46de7856181fd14571f18b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:37.564070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083092/manifest.json
observed 1629fe807cc1696e82a251c8f5560f07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:36.919520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083092/publication.md
observed 42c9f480b9d312a1c3c0f9e76dc74f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:36.903866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083092/publication.txt
observed 0f4d05c4c987901a65619d1a5e2fe76a...
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.