OpenTechnical

OT-2026-000094681

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000094681) never changes.

Identity and time

Publication numberOT-2026-000094681 · never reused
Internal UUID01a0ae9f-2dec-71b3-b4b3-97962aa5d2cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094681
StatusPUBLIC

Content hashes

Canonical text464590cb4c60c3f722b0e8c49897353dec97484017f2ff4ff269a32e5cf004ff
Markdown9678c041344aa012caaaa03a6f1566e8681e398fc223a831a03a446714639c7e
PDF
Publication pageb3f7814cceecd9e0374ade856086466ec3f9daa7a3c12e28724b2765dff391bb
Manifest1e4a5d8da8598911313e5cc9a7d1e5de6ce86c7de37507f16c46c518796c3f28

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
SignatureWWU3uJGk69ddeD2z81OVPnovMcf60qbb1eHLkP/5C+4hMHxBL+OAdwx/j4kaeWASNZLQ9wi13gI798P/gd2GCA==
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

2026-09-17T09:37:07.772454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094681
observed b3f7814cceecd9e0374ade856086466e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:07.753259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094681/manifest.json
observed 1e4a5d8da8598911313e5cc9a7d1e5de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:07.735810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094681/publication.md
observed 9678c041344aa012caaaa03a6f1566e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:07.718191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094681/publication.txt
observed 464590cb4c60c3f722b0e8c49897353d...
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.