OpenTechnical

OT-2026-000096937

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, 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-2026-000096937) never changes.

Identity and time

Publication numberOT-2026-000096937 · never reused
Internal UUID01a0aea1-01c8-7019-9abe-aa8e67bf3752 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096937
StatusPUBLIC

Content hashes

Canonical text9da24762eeca9b26e32aa2caf07ec86eadfa10ee8d84de8087555879d724e49c
Markdownbd1bf5dfb43acb390d27103dae5caefb9198c13f01ae5d9ddfa315af5ccc6c13
PDF
Publication page8ecef0c548d82a46d5ab8531d944f1ea498714f86caa37ab21c25abafb0c410e
Manifestb3ad9bf01f8a8087bf37dab794789aea115dd65e5ba9fa1808214fe89045fc3d

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
SignatureoVolnNfPRVUQqenRwX8WsWhF7ZYfIGfRvfRDg1ptqrcsAaldnjEBYpxE4YGOWys9iIHm0ZXMqaiq5wY0z54MCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:10.430223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096937
observed 8ecef0c548d82a46d5ab8531d944f1ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:10.411308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096937/manifest.json
observed b3ad9bf01f8a8087bf37dab794789aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:10.356653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096937/publication.md
observed bd1bf5dfb43acb390d27103dae5caefb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:10.189330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096937/publication.txt
observed 9da24762eeca9b26e32aa2caf07ec86e...
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.