OpenTechnical

OT-2026-000042618

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, sustained 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-2026-000042618) never changes.

Identity and time

Publication numberOT-2026-000042618 · never reused
Internal UUID01a0ae7a-c0ce-7b6e-b852-7089a1db4591 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042618
StatusPUBLIC

Content hashes

Canonical texte41a434b3f4579ff8311b3f4dd7e85cc35341c29f9ceb79979b70579cf7bbe5b
Markdowndf54681ae6c04080692369a6f7ef26439f4a46e465e2dc0620a65684a5b10230
PDF
Publication pagea632884945802e3fe83e0646fcc61137ce6064597e43e7c85ee568083d5b356a
Manifest58d1238586a73fdf07d47fb6f9282ddbd88b88cb979ab986939fa29a0cb2afdb

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
Signature1BG7EGQOa79Jld+b6kgrVJGu8CGttVjOxAm5iK4Op/x1PPOz3gZfszWU+lDGbW1uigXlgB5BhkHzebK7Rsk0Dg==
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

2026-09-17T11:14:20.895461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042618
observed a632884945802e3fe83e0646fcc61137...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.877793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042618/manifest.json
observed 58d1238586a73fdf07d47fb6f9282ddb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.859219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042618/publication.md
observed df54681ae6c04080692369a6f7ef2643...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:20.840594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042618/publication.txt
observed e41a434b3f4579ff8311b3f4dd7e85cc...
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.