OpenTechnical

OT-2026-000026883

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, pulsed blow-off before set-down

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-2026-000026883) never changes.

Identity and time

Publication numberOT-2026-000026883 · never reused
Internal UUID01a0ae72-3452-7517-bf96-dc1edeee2485 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026883
StatusPUBLIC

Content hashes

Canonical textd51807e276bcc4b49b36907d53d095368f6ba645e74f690634274b5f09335472
Markdowna8f7983befb12aab9d6c2477ff885b9b8244aa5d73e5fd4ceb92060814f6e190
PDF
Publication page6f6fbc0d8bb1cca2c0fea98dd76396c065cdea31e514d37971db2809302dc198
Manifest7a9f17b71f921e872a3ac90479d014142a92d6dda8d45d8b2b737fabefff91c1

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
SignatureeIxbV35FJfZ6c/pM9NsMWygAkwOEva3BXZs/53YsIWlCwoZ9JZ9dJ/S3KUryYSmW481TYovimVTrkFjvO4pjBg==
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

2026-09-17T11:43:29.344973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026883
observed 6f6fbc0d8bb1cca2c0fea98dd76396c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:29.329223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026883/manifest.json
observed 7a9f17b71f921e872a3ac90479d01414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:29.312820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026883/publication.md
observed a8f7983befb12aab9d6c2477ff885b9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:29.294486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026883/publication.txt
observed d51807e276bcc4b49b36907d53d09536...
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.