OpenTechnical

OT-2026-000094112

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000094112) never changes.

Identity and time

Publication numberOT-2026-000094112 · never reused
Internal UUID01a0ae9e-92ca-731d-acdb-441731cb762a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094112
StatusPUBLIC

Content hashes

Canonical text8c7f68b7be101a56013d20a255ce1d0ba505db10e1f56646e7f680d65b6ce186
Markdown300e42405f88611eb390fc7cae904f53d89927bc0f19cca83875a412e40fd71a
PDF
Publication pagecf4d35b6ec6883d11a17f16dc8abcd5490deddf774a0ba5e49daaac1d0159e7d
Manifest8134b8b4d68353724afd0a80acc548ac9b0b346dfc792d8350bae455b71fc543

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
Signaturelza6jRPFLu+bmr1i13CxzOlAcfxrsXhaVcWa1huTlQtVlZRF7JvGG6hPZ4Ge+k2WKF80Mbj6j+r05SQD+BwMBQ==
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

2026-09-17T09:38:33.166858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094112
observed cf4d35b6ec6883d11a17f16dc8abcd54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:33.149130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094112/manifest.json
observed 8134b8b4d68353724afd0a80acc548ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:33.131233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094112/publication.md
observed 300e42405f88611eb390fc7cae904f53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:33.113298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094112/publication.txt
observed 8c7f68b7be101a56013d20a255ce1d0b...
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.