OpenTechnical

OT-2026-000086394

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000086394) never changes.

Identity and time

Publication numberOT-2026-000086394 · never reused
Internal UUID01a0ae9a-2c96-73d1-8595-bdfb36e5e659 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086394
StatusPUBLIC

Content hashes

Canonical text0fa941cedd99398dba78df9ae73f64887b6a3b2008f60c7c7ecf0c0a02b9fbdd
Markdowne2de42529cf92a42e3c9c0a36c97144e7ac7821d70f0e84367f01d54f562ebc2
PDF
Publication pageb93f57683d305ec4f5f3fa2341ad84fd050443f8aa1374c07068093fc913dba0
Manifesta07daf2aded9bf476fde588d60a7c20c897d9d5aed791c1b4af162506e756087

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
SignaturedUp1HI8y842KqRrwk1ViyPdPUZR7pNIzIdZBYlUf5OE2c3K+0WtPCwDFDd9IS6++MSO7igPRbUZPou7AkVjfCg==
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

2026-09-17T09:52:05.491882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086394
observed b93f57683d305ec4f5f3fa2341ad84fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:05.475839ZHTTP 502 · ERROR
https://opentechnical.org/p/OT-2026-000086394/manifest.json
observed ...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:05.458799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086394/publication.md
observed e2de42529cf92a42e3c9c0a36c97144e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:05.439355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086394/publication.txt
observed 0fa941cedd99398dba78df9ae73f6488...
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.