OpenTechnical

OT-2026-000041844

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, pulsed 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-2026-000041844) never changes.

Identity and time

Publication numberOT-2026-000041844 · never reused
Internal UUID01a0ae79-e8a5-7a1a-87b4-7889afbea218 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041844
StatusPUBLIC

Content hashes

Canonical textf769f1c76e553e6af765ec599aa188eef78fb43d0a74b8b0f6185a27b8a2a947
Markdown54a5c2782a1342164bb16117c1c4789a0e20a4a8aa996c7a147dec30c3f78e8f
PDF
Publication page41a2008e6d4cc4292a0ac49277bacbf820f727b4335a32c324ac9882d7ca0d7f
Manifestddc9673443a6dad74c1b0ef6ad2017421691c1ee7740396cb0265602866184d4

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
SignatureEcfs4iqqC3W2Tj5hxMg93jkiIKTzVwVdWc8IJuic7Cav8GtrWOcAy5byKxPVDNUR7AqUd+5iqVoOZOVLaYD/BQ==
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

2026-09-17T11:16:42.720803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041844
observed 41a2008e6d4cc4292a0ac49277bacbf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.704205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041844/manifest.json
observed ddc9673443a6dad74c1b0ef6ad201742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.687339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041844/publication.md
observed 54a5c2782a1342164bb16117c1c4789a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:42.668574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041844/publication.txt
observed f769f1c76e553e6af765ec599aa188ee...
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.