OpenTechnical

OT-2026-000096974

Publication integrity record

Three cup vacuum gripper, three zone face, three 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-2026-000096974) never changes.

Identity and time

Publication numberOT-2026-000096974 · never reused
Internal UUID01a0aea1-01c8-7149-9ff2-2b19fa442502 · 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-2026-000096974
StatusPUBLIC

Content hashes

Canonical text4f2f7939ccd339b8c70d79aec593318bd4e63802988e85727f91ebdd7a1ebb31
Markdown3e193007d3ac53f98a7bb6cb70391aca99d47406f602468df8ed47b584537fc4
PDF
Publication page005173cd08ccada7544a940aaa2bc9ae198e75146cc2d258d375edd9258d9d7f
Manifest0c3f4bbb51147cd367dbb8132277762e9b8db17f06bede3fdabec7d5203f9a0b

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
SignatureJGy/85lgHAUGfQzerwPsn9XEhn0AcM6FxPLkf2UvWySUvAwJz+6AlY2AsE1a/sJ0gXq2wVU2ob+WoLDBg6UGAQ==
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

2026-09-17T09:10:23.161103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096974
observed 005173cd08ccada7544a940aaa2bc9ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:23.143282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096974/manifest.json
observed 0c3f4bbb51147cd367dbb8132277762e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:23.125414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096974/publication.md
observed 3e193007d3ac53f98a7bb6cb70391aca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:23.105881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096974/publication.txt
observed 4f2f7939ccd339b8c70d79aec593318b...
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.