OpenTechnical

OT-2026-000043281

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off 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-2026-000043281) never changes.

Identity and time

Publication numberOT-2026-000043281 · never reused
Internal UUID01a0ae7b-327d-7703-aafa-f5f537747df6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043281
StatusPUBLIC

Content hashes

Canonical textd748dd0bfc0a1426c7b5ccd78432ce9eba95a6609001f4383bb0c1fa1c0e08aa
Markdown8b60800aeddfdce91fb4460dad60b8cc23f09c2eaa94024098d8ccbd7bd0236a
PDF
Publication pageaf07b7ebf5b625d9e1638ca7a5ba241438b4d97f17f1b150082150e55febf7a2
Manifestda3bd5d7024a70a3913cfa7309ca7302240c3a04e46dd5cacb50b4d2b0878936

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
SignatureNe52pXNHvOggKabmFq61tKZWuqf8Ut3OcN5QVZiw3ZOVAm3chQM7QY6erRukf1TKjzjjoULR1frO6o2Ase9WCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:46.274996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043281
observed af07b7ebf5b625d9e1638ca7a5ba2414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:46.256693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043281/manifest.json
observed da3bd5d7024a70a3913cfa7309ca7302...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:46.238976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043281/publication.md
observed 8b60800aeddfdce91fb4460dad60b8cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:46.219534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043281/publication.txt
observed d748dd0bfc0a1426c7b5ccd78432ce9e...
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.