OpenTechnical

OT-2026-000092161

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000092161) never changes.

Identity and time

Publication numberOT-2026-000092161 · never reused
Internal UUID01a0ae9d-875a-7a7a-aa90-9eed96d8cef9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092161
StatusPUBLIC

Content hashes

Canonical text0dc06b450a3dcea88cd96f998239e0699b3eb773f516d5fb4f6cfe655566faba
Markdown95059a3561c7bec383c1016f3503d4e91308298e3764210dfcf2d3670adfb681
PDF
Publication pagec06c5897f7faab758a88675838e2707190135731900677e2a8296df40f91a88a
Manifest43921f5b5a37bf1a30d32a4bfc7e23803894a4967fd57f790f0bb222243ea0af

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
Signatureyl6l6NmzR0j27TkYaIEpQ5grY1nKcD56m4ZSJF3ZqKE15wRkUfe2cEk/7er3lyf8Nlg2vJ3E5qsWHsMMOTKmBA==
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

2026-09-17T09:41:38.181906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092161
observed c06c5897f7faab758a88675838e27071...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:38.162095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092161/manifest.json
observed 43921f5b5a37bf1a30d32a4bfc7e2380...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:38.145666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092161/publication.md
observed 95059a3561c7bec383c1016f3503d4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:38.127517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092161/publication.txt
observed 0dc06b450a3dcea88cd96f998239e069...
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.