OpenTechnical

OT-2026-000095818

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000095818) never changes.

Identity and time

Publication numberOT-2026-000095818 · never reused
Internal UUID01a0ae9f-fac6-7b0a-8fd9-a23b9ce677fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095818
StatusPUBLIC

Content hashes

Canonical text5d46f3b159397487450c0b545249df6e60180e548a3fc05b29e6f165224a9173
Markdown4155ea171c89a5f1ca669ed7bb0f22621be963ca5d4d7e641bcad92631cfaf36
PDF
Publication pagedf38af94a98f076394f49f94ed089c21696bdb7b1a5e59e28222419328afea58
Manifest274efd088ec2663b5c29b2b2d5df9002c51442b847348ce970d18747b56a851e

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
SignatureZJOvYtwnd9R9CXqi25A2QF/OErdHVKuBfMKlpI93F/Rvt0XcFeR/jkO/rji7AJ0vG59PGRa0ZF7GeagLTnczAg==
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

2026-09-17T09:35:53.871626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095818
observed df38af94a98f076394f49f94ed089c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.852280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095818/manifest.json
observed 274efd088ec2663b5c29b2b2d5df9002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.831860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095818/publication.md
observed 4155ea171c89a5f1ca669ed7bb0f2262...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:53.813221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095818/publication.txt
observed 5d46f3b159397487450c0b545249df6e...
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.