OpenTechnical

OT-2026-000082166

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000082166) never changes.

Identity and time

Publication numberOT-2026-000082166 · never reused
Internal UUID01a0ae97-4d93-7e42-8dd6-62fa922a0bc8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082166
StatusPUBLIC

Content hashes

Canonical text062b7381b337b3a5b131f4b76ae4fa0d61725e0e7864687a82f1a19f9d125858
Markdowne07172f8bb2460d13e87f7e276b2a8d0f44b840d62e06b87e09da7b6fb7a44c1
PDF
Publication pageb9620302333c1c9c05979398632f853185a63ec2c6a117cb49acde85afb825ea
Manifest733ba9d57291d95231a0ff0c97241c11c3aa81d88150c9fbcc2ce15ef38bbeda

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
SignatureUxQx56e8lcqQluDkxqiFlHd9Ys4leP41OYlPOVn6zWf+raHXSM7uE2osRQh5rZZPJ2Q3/A8MYX102bNt0NFOCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:59.426403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082166
observed b9620302333c1c9c05979398632f8531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.409649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082166/manifest.json
observed 733ba9d57291d95231a0ff0c97241c11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.390820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082166/publication.md
observed e07172f8bb2460d13e87f7e276b2a8d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.372249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082166/publication.txt
observed 062b7381b337b3a5b131f4b76ae4fa0d...
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.