OpenTechnical

OT-2026-000043748

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three 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-2026-000043748) never changes.

Identity and time

Publication numberOT-2026-000043748 · never reused
Internal UUID01a0ae7b-d676-71f5-90dd-6cca6e532046 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043748
StatusPUBLIC

Content hashes

Canonical text6837d6f8b39e69019be9b45f69ee9829e48bc09a57684f5f5d5dde934d151eca
Markdowna247a0657af56c47aa01eeaac4a9ee27fb5fc97bb6c6d486576381e55408ef45
PDF
Publication pageb4e08125285d02ecac6678fd81a507f921eb933b3ca8d17dec501ae8d36d640a
Manifest6f12215b041cfc7112c928022065fd58b0613d41ccc02bba9ab868a95cb90c18

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
SignaturelPGApz0BFjytfxbawc2Z94/86ctjSINEp0EGMh5CKpb39sJOp/pe3luxtzXkoPfEO1mI/tuU6SqJDrRIZRQ6Cw==
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

2026-09-17T11:12:01.735666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043748
observed b4e08125285d02ecac6678fd81a507f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.715643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043748/manifest.json
observed 6f12215b041cfc7112c928022065fd58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.697358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043748/publication.md
observed a247a0657af56c47aa01eeaac4a9ee27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:01.677878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043748/publication.txt
observed 6837d6f8b39e69019be9b45f69ee9829...
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.