OpenTechnical

OT-2026-000097338

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000097338) never changes.

Identity and time

Publication numberOT-2026-000097338 · never reused
Internal UUID01a0aea1-01cb-7496-a713-f4174eb8b778 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097338
StatusPUBLIC

Content hashes

Canonical texte387e2e373354dc67df10cf2983af12c7bb618b4896ba238ac3e30691e65557c
Markdown0a390e5f6e6fa2b44f4268f675c12bda436fb239057375121bd51a5e404a5465
PDF
Publication page836eb6c45583e391615b700453b2603af81da4c8d57e82b646a03f3307c21571
Manifestdcd9d6dbf4c08f012950fb49253cdda307d34f2865b2e70019c5cfc712bb03ca

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
Signature4ZE2gda+Uoz1LLWhbh4BZV2j/r0rOyrdqq+JHmxk/rr1/D2bUZa6n35eutVYk16Zj13JPmtAXn/4+8UkEfwwBA==
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

2026-09-17T09:33:36.354597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097338
observed 836eb6c45583e391615b700453b2603a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.336366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097338/manifest.json
observed dcd9d6dbf4c08f012950fb49253cdda3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.317980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097338/publication.md
observed 0a390e5f6e6fa2b44f4268f675c12bda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.299467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097338/publication.txt
observed e387e2e373354dc67df10cf2983af12c...
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.