OpenTechnical

OT-2026-000094176

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000094176) never changes.

Identity and time

Publication numberOT-2026-000094176 · never reused
Internal UUID01a0ae9e-92cb-77e6-bfd6-cd51471eece9 · 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-2026-000094176
StatusPUBLIC

Content hashes

Canonical text52c98a1d12aefe78569eb221e5930972f07d10958d55fb07df1962dcee9fef11
Markdown470c8fdc39da2840b6f4413b3be09a45e8f924e49a9839f23b00e6e53bbe06df
PDF
Publication page1268f85296677e6cd6ed3bf6aa462d127a3ed158b7e631084a047ea33a2076ac
Manifest795dd631251198c52672380fdf29044e6148905cd7c883c8f3bde58d6bdb03b9

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
Signatures1CNagkGe1Nqq3ovOWbrDzvlKoEfaPg8YZnLv6BvJSupXq3zR1rDEfQVjpBPMmGo8FPIjFXB7tVeXmdoTvwhAA==
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

2026-09-17T09:38:38.481016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094176
observed 1268f85296677e6cd6ed3bf6aa462d12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.463092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094176/manifest.json
observed 795dd631251198c52672380fdf29044e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.445151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094176/publication.md
observed 470c8fdc39da2840b6f4413b3be09a45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:38.427831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094176/publication.txt
observed 52c98a1d12aefe78569eb221e5930972...
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.