OpenTechnical

OT-2026-000094540

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, manifold 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-2026-000094540) never changes.

Identity and time

Publication numberOT-2026-000094540 · never reused
Internal UUID01a0ae9e-f4e9-7fc8-a083-01ce3693a124 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094540
StatusPUBLIC

Content hashes

Canonical textf7d9688c4c3fadd2cd340efc447a0463ff4945dc86fc1aee0e7c7caf7c38579f
Markdown6828ccd471e19eecaa8bb02752451c70d62aa7969e363b76cacd815c99144a12
PDF
Publication page70464ebafa06b945a7f2a7722d9a1d46fd7fe6f560f07ec1aa988a832fb812ac
Manifestf7061daecd572f2564a7df346ba0d6e6f964b5f3a0dda4d05ff0ae5f400b00a9

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
SignatureWZarHryuAo1Tteb4CKcJ8h22wIWqW+QGuV8CjEBGaJ7sJuz+FuU0TPTJeOxXErawMmpqrUWRmIHkKooiPEUkAA==
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

2026-09-17T09:37:59.113242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094540
observed 70464ebafa06b945a7f2a7722d9a1d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.096610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094540/manifest.json
observed f7061daecd572f2564a7df346ba0d6e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.078105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094540/publication.md
observed 6828ccd471e19eecaa8bb02752451c70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:59.060013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094540/publication.txt
observed f7d9688c4c3fadd2cd340efc447a0463...
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.