OpenTechnical

OT-2026-000032200

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000032200) never changes.

Identity and time

Publication numberOT-2026-000032200 · never reused
Internal UUID01a0ae74-f7a6-7686-8b62-29e82e26c652 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032200
StatusPUBLIC

Content hashes

Canonical text8e9ef3072e6af7b139682cef9498fd784f516ba33e54993eaf52246b3888832d
Markdowne29e785b57edbff9c7d7704563102e7456e01dd48ba65500ae8fddc980ba8e08
PDF
Publication page0c71f7e5df307b9387d51859ab6f544af89135d12c0daf309b90ed357f335759
Manifest7fa81e26a8d09823791fcea575549a810ef08fbc324d6718913c6139e39ec961

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
Signaturej8EDCnfuK4Xr+lmyO/mySI8YmGWwct5E7OtifPHC7MkqL0nncHY10ch8P0kyfgJxD6zL2XfCf0K5ZbVzvLJJBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:32.724125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032200
observed 0c71f7e5df307b9387d51859ab6f544a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.705037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032200/manifest.json
observed 7fa81e26a8d09823791fcea575549a81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.687878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032200/publication.md
observed e29e785b57edbff9c7d7704563102e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.669368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032200/publication.txt
observed 8e9ef3072e6af7b139682cef9498fd78...
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.