OpenTechnical

OT-2026-000099450

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000099450) never changes.

Identity and time

Publication numberOT-2026-000099450 · never reused
Internal UUID01a0aea2-c974-79e9-99db-8d5467007f05 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099450
StatusPUBLIC

Content hashes

Canonical text3abb211ddd53147461d443d7021bd30ce33a020361217939447523c6f5633a3f
Markdown73436b778a5e45e0ccdb1c0fc2c553d718f18762085a77bc27484f0d60fbea86
PDF
Publication page0bf768b9abc64007fed75cc3f2a3430173bcbd92907c28e272c486aa08f19a67
Manifestf424b53ef9ebd8f5b32b1957f3d950acaceed8d0292386696922f3ff647f9e84

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
Signatureb9QElxKUwDAPG3EcQw0AFqvua5ErGOwDtDN71D3hAEYSMq4T2OVlJbH6i4xugym1K9+SY9BUdguC8RESvCg7Ag==
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

2026-09-17T09:29:13.920399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099450
observed 0bf768b9abc64007fed75cc3f2a34301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.901920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099450/manifest.json
observed f424b53ef9ebd8f5b32b1957f3d950ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.882224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099450/publication.md
observed 73436b778a5e45e0ccdb1c0fc2c553d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:13.864705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099450/publication.txt
observed 3abb211ddd53147461d443d7021bd30c...
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.