OpenTechnical

OT-2026-000093143

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000093143) never changes.

Identity and time

Publication numberOT-2026-000093143 · never reused
Internal UUID01a0ae9e-0910-7aaf-9001-df77967df9db · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093143
StatusPUBLIC

Content hashes

Canonical text156e6d8a2922249d0e72729a52cb8d5ea4e38b3acf798215770a5420d00f4d84
Markdowncde599dc0546cdf4792276f817a022ea3b38e44787c510f3b555f20296fe1f17
PDF
Publication pagec1db60e2462b22ad728042faec30a67425ad65109268d61fbf05eac1a2884871
Manifest867761192f92b18a17c8ad10b00e69598a763c3bd44e551ff97c0a06d440b407

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
Signature06IZwnpBJ3cIvLmtJEIJjtKHF3CRqzF2hOyYbaA0Yw1sKkekdd+JStHVBJhWSTNciAsMtT6OGKejHsJ8ml4yBA==
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

2026-09-17T09:40:26.216850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093143
observed c1db60e2462b22ad728042faec30a674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.199108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093143/manifest.json
observed 867761192f92b18a17c8ad10b00e6959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.181282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093143/publication.md
observed cde599dc0546cdf4792276f817a022ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.163293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093143/publication.txt
observed 156e6d8a2922249d0e72729a52cb8d5e...
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.