OpenTechnical

OT-2026-000084914

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two 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-2026-000084914) never changes.

Identity and time

Publication numberOT-2026-000084914 · never reused
Internal UUID01a0ae99-43b6-7519-9268-c2bd534fcafe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084914
StatusPUBLIC

Content hashes

Canonical text451b9a9cb871fa5c057267d02edf95a741b32b080f396e2c815fad76a1a104dc
Markdown572d2797f16b4c3cba5974bea47ad42424b63b4311e8a95c842b4ce9bb420deb
PDF
Publication page3d07e36c354d64defede6a87db088246bc93a61e6a82b45a54566dd4b26d7601
Manifest9d6380e05bf516934305fcb7bb65badb2723f67de8359f87f048ed0d14a9ee0b

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
Signaturegcs5ARL+uHo2NbKHCqYRvvClcfWYNG8m6JJ1wfvmi4gKq8+LqPuhnJaWJiDMlnvk6wCvuhnynJDMXeIWIf9gAg==
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

2026-09-17T09:54:53.817823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084914
observed 3d07e36c354d64defede6a87db088246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.800008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084914/manifest.json
observed 9d6380e05bf516934305fcb7bb65badb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.782320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084914/publication.md
observed 572d2797f16b4c3cba5974bea47ad424...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.764361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084914/publication.txt
observed 451b9a9cb871fa5c057267d02edf95a7...
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.