OpenTechnical

OT-2026-000093949

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, 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-2026-000093949) never changes.

Identity and time

Publication numberOT-2026-000093949 · never reused
Internal UUID01a0ae9e-92c8-7373-9f8e-70d2f54d747e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093949
StatusPUBLIC

Content hashes

Canonical text8f6e8a8cde4b1c38ca57cec00dfd1c3ff445f437e01f15441a64b94f16b4759b
Markdownebfdb27ed3db5ff01212d3eb04d1249c0292012ce0a591aeb08504afd4ecc1e6
PDF
Publication page9ec9ca6ee4ea3786a511c10ac8b9b9c5788b8dd434ab55fcc253440c26048cef
Manifest6e6e9814137922dad2df5e24ce19ed762a0d4279154ef09ca17f44b06634aa73

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
SignatureMLAResnA1ymloHMr55vW+1lst43h5J4aQAt0FA7BBtp6zC8WxMyUWzIKfyy8SLkdfpvA5/cBRNVONF7qSVXxAQ==
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

2026-09-17T09:38:13.636058ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093949
observed 9ec9ca6ee4ea3786a511c10ac8b9b9c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.618056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093949/manifest.json
observed 6e6e9814137922dad2df5e24ce19ed76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.597391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093949/publication.md
observed ebfdb27ed3db5ff01212d3eb04d1249c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:13.575029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093949/publication.txt
observed 8f6e8a8cde4b1c38ca57cec00dfd1c3f...
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.