OpenTechnical

OT-2026-000075350

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000075350) never changes.

Identity and time

Publication numberOT-2026-000075350 · never reused
Internal UUID01a0ae93-f201-75ad-952a-7eebeecc4af9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075350
StatusPUBLIC

Content hashes

Canonical texte69ad37def4502bf500a9962259c347a929a9a38bcfb2720c5a78338a202ceaf
Markdown2c1f18050533c2ce0c220e0e30a62480dcefe43a190d6403c5311511ca2767c7
PDF
Publication page804f03e32cb99401a3219385bcdd8ab28e7fede9d3994989b111b7313646b943
Manifest5e43a996379db49245bab7f1e44c15a8c96dc3ecb81a41d31e47ac742a8ca1d5

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
Signature5ins27WaS/+qHjEkvgsA7UdB4OPPpj+vQ5yXd+pk8/tzit0/uINLvj70Q7nFbUjM9VfZ9CxBAybiPFQfL4h8CQ==
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

2026-09-17T10:17:18.224740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075350
observed 804f03e32cb99401a3219385bcdd8ab2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:18.202530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075350/manifest.json
observed 5e43a996379db49245bab7f1e44c15a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:18.059679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075350/publication.md
observed 2c1f18050533c2ce0c220e0e30a62480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:17:18.040601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075350/publication.txt
observed e69ad37def4502bf500a9962259c347a...
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.