OpenTechnical

OT-2026-000095254

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single 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-2026-000095254) never changes.

Identity and time

Publication numberOT-2026-000095254 · never reused
Internal UUID01a0ae9f-8f70-74f2-850c-9b62d6c19147 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095254
StatusPUBLIC

Content hashes

Canonical text830cc760a5a2bc385b8c0b66987916e0bcd8e8f3266522232d07a900bd9b22ae
Markdowna34b2fb3c32e50fed5a1b5d92117aff8f501274c14412af8a20a4dff0bb1fcc9
PDF
Publication page8b998b2b34658f386b0c933a616ed6665683409e513b17bfa83d51a69d6a8b03
Manifestbcd0a6b87f14a5c9531d900e9edc0e9b15bc37469c8c51536800449e6f1c8bd5

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
Signature619PH8OOPzI3mUDPH0/I+FJUkwoDrXLYN0/hihpzdKvoqqcD1AVodtylml7NurIlWIBW2F9UQyMMkQY50os4Ag==
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

2026-09-17T09:36:34.918622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095254
observed 8b998b2b34658f386b0c933a616ed666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.901535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095254/manifest.json
observed bcd0a6b87f14a5c9531d900e9edc0e9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.883831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095254/publication.md
observed a34b2fb3c32e50fed5a1b5d92117aff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:34.865193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095254/publication.txt
observed 830cc760a5a2bc385b8c0b66987916e0...
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.