OpenTechnical

OT-2026-000097857

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000097857) never changes.

Identity and time

Publication numberOT-2026-000097857 · never reused
Internal UUID01a0aea1-92f6-77fe-b517-938eca8e68b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097857
StatusPUBLIC

Content hashes

Canonical textf2595f935d27cbc6c81899a47e48fca4612d5c1c7458e05f2278c8da66c954c7
Markdown7b12803b9f92ed2c13335f62df94c557fc749300172f4f6738f047aca856df38
PDF
Publication page665cc21a49f74a9a39cc8354a31630df55641040965c0f9588513dfe694a8ddc
Manifest8f37b1a1ec3b58449f45b98223c53efffa410347f66214579e9cd983c57047b9

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
Signature6lfBd3u9A2Ork4Z8Lc6APQaQcd8QPXEfEvx1yTRXeNkO6WszL03PwOJ/0s+KbUW/U3DRSuxi2Z6MkLEMN3RaCA==
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

2026-09-17T09:32:57.994732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097857
observed 665cc21a49f74a9a39cc8354a31630df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.976999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097857/manifest.json
observed 8f37b1a1ec3b58449f45b98223c53eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.959871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097857/publication.md
observed 7b12803b9f92ed2c13335f62df94c557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:57.937672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097857/publication.txt
observed f2595f935d27cbc6c81899a47e48fca4...
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.