OpenTechnical

OT-2026-000084621

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single 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-2026-000084621) never changes.

Identity and time

Publication numberOT-2026-000084621 · never reused
Internal UUID01a0ae98-e25b-784c-8593-1ec963570915 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084621
StatusPUBLIC

Content hashes

Canonical text0d098abbecd2f3d29c3902055bb634b32d7c0d642866a71a7a4203bcc644a390
Markdown2726d7fc9ad8e1cebfb3f4a52ee64e5c97ddc537953ccec378a5fbae11ecabe9
PDF
Publication pageaca06f523a43f04cb0707cffd48b3f4047bf348d32ef9f95585d5c151f8ee1e3
Manifestbd4b59c7941a1751f9a003f9a5900870e4e62819b1b078e450a96825e83d03db

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
SignatureW8Xl4z3/5jKcwHKIWQV8TMo7FzZMFnsobRjPPVzd2v4xEQVNIcccGE9ZVU+FBf37KpMobNGOX5i8hggrcX6ZAA==
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

2026-09-17T09:55:32.058855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084621
observed aca06f523a43f04cb0707cffd48b3f40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.039370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084621/manifest.json
observed bd4b59c7941a1751f9a003f9a5900870...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.022549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084621/publication.md
observed 2726d7fc9ad8e1cebfb3f4a52ee64e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:32.003113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084621/publication.txt
observed 0d098abbecd2f3d29c3902055bb634b3...
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.