OpenTechnical

OT-2026-000094969

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, 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-2026-000094969) never changes.

Identity and time

Publication numberOT-2026-000094969 · never reused
Internal UUID01a0ae9f-2df0-76ba-b0da-fef8c5ea0340 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094969
StatusPUBLIC

Content hashes

Canonical text91b78423471128af4a6c8bfd854b0eb14594f1db7201879ce778cece810caf0a
Markdown8465a9085c20738e518478ced5848f031c5f234c1fc810ed61aa55ac9f8239ea
PDF
Publication paged51f7b91c7557b4bcd837ba9bb29553eb7ef89b3dedcb7bbd069ba829a75fba7
Manifestaa6d0cabbcb8c20f02b65f17eb7a50381e93a9f0d7c77cd2d48c4ea47927d5b1

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
SignatureAODHiA8RYTk5rcRojyxVTtShqbJUcqhp0Z773lSnRD8A0xLP502n6VNHcPmXX8z+gzDHNdT8cAgQn8MOWXifAg==
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

2026-09-17T09:37:30.985502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094969
observed d51f7b91c7557b4bcd837ba9bb29553e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.966374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094969/manifest.json
observed aa6d0cabbcb8c20f02b65f17eb7a5038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.947435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094969/publication.md
observed 8465a9085c20738e518478ced5848f03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.928553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094969/publication.txt
observed 91b78423471128af4a6c8bfd854b0eb1...
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.