OpenTechnical

OT-2026-000097355

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two 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-2026-000097355) never changes.

Identity and time

Publication numberOT-2026-000097355 · never reused
Internal UUID01a0aea1-01cb-7351-be04-ea5962157fc4 · 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-2026-000097355
StatusPUBLIC

Content hashes

Canonical text970c47d81c1ffea49c7981a3284f138e3f90bd9f665049ece804157d68f45c4e
Markdownffcb6a257a44029a680e6c77bd591743254113e72e5c89d7915ab72c00ccf9e1
PDF
Publication page67eec8bbf0be2c68a6bbfa697f096ad0b49f9b16e1ea0423d1cd1b33db3348a0
Manifest83c0a115bd65000b9eb81aa74b0fb33ae531ed31db36af0c2f672eb28e9a17d6

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
Signatureg8ZsapJ1xZ3OOBG+xhMQl0fShtHqiM0bRQrJ0XogG2gTiw5L0rbQTVz1mM2GtV0eS162eFg1QhXWjqJfqp6zCg==
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

2026-09-17T09:33:37.653902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097355
observed 67eec8bbf0be2c68a6bbfa697f096ad0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.634199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097355/manifest.json
observed 83c0a115bd65000b9eb81aa74b0fb33a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.616166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097355/publication.md
observed ffcb6a257a44029a680e6c77bd591743...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:37.600385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097355/publication.txt
observed 970c47d81c1ffea49c7981a3284f138e...
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.