OpenTechnical

OT-2026-000011611

Publication integrity record

Single cup vacuum gripper, single stage ejector, pulsed 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-2026-000011611) never changes.

Identity and time

Publication numberOT-2026-000011611 · never reused
Internal UUID01a0ae6d-193f-71c2-a464-9c5734292ffb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011611
StatusPUBLIC

Content hashes

Canonical textf0bacaaebfac226a59ae597758e2d9af3cf5b695a9c6a4def65fd461bd17dcb4
Markdowne026fc48deec02b66d7c44c1ec578057ddcbab022c808885df82fa29d0a42cfe
PDF
Publication page75417927ba523533884a951be0e06eda6e9fd8d37cd1139d874ad02d7849cfdb
Manifest4c428075fc9409802b625bb22d5be1ad2358e2050bd56a8642b795b4a351598e

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
SignatureW7WPt7LcWoPdQ+jkw4QIupfNujYQ8Wo9XBd/+Ln6JOHtX21kbuUXqhLoprVI16OqpVzvQoc5Qjxzt+HUz53PDw==
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

2026-09-17T12:12:11.350214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011611
observed 75417927ba523533884a951be0e06eda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:11.332619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011611/manifest.json
observed 4c428075fc9409802b625bb22d5be1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:11.315351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011611/publication.md
observed e026fc48deec02b66d7c44c1ec578057...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:11.296652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011611/publication.txt
observed f0bacaaebfac226a59ae597758e2d9af...
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.