OpenTechnical

OT-2026-000082192

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000082192) never changes.

Identity and time

Publication numberOT-2026-000082192 · never reused
Internal UUID01a0ae97-4d93-7e06-88c3-d239dc5bd5cd · 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-2026-000082192
StatusPUBLIC

Content hashes

Canonical textaf72e17705fd55af04ee04b67e900dd554f0c8fd8be94e81fc2ece87741da3e6
Markdown0bfd3db124b7f9028e2014ab5e734ab23e0985e284cd4a9fc3095d7b7f5585ae
PDF
Publication pagebb559506f0c8fcfb9d1f53de5302c44df448a3d2b353cd889e1bd436daf5166e
Manifestd45291bc54347433c4ec4aa88e9a8bd3185e92573011ff67dee9fd68a6ccef3b

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
Signaturekl0pstUm+dcHGQH4yaRILQIJjJ9f3+6RqiM5rSUFM1XzjroLIjQcuxWWcuDQjvwFqLP6hBSMdCs7etMh5TTcDg==
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

2026-09-17T09:59:01.328158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082192
observed bb559506f0c8fcfb9d1f53de5302c44d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.310841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082192/manifest.json
observed d45291bc54347433c4ec4aa88e9a8bd3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.294359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082192/publication.md
observed 0bfd3db124b7f9028e2014ab5e734ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.276170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082192/publication.txt
observed af72e17705fd55af04ee04b67e900dd5...
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.