OpenTechnical

OT-2026-000030123

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pulsed 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-2026-000030123) never changes.

Identity and time

Publication numberOT-2026-000030123 · never reused
Internal UUID01a0ae73-e4ff-7e96-aff4-c0dbb5007dc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030123
StatusPUBLIC

Content hashes

Canonical texte85ba66ab3b417b20f4a3e4f538e6258696700e538828b45a4d7247f69eac347
Markdown77eff4030f38df66bee5af8628bf00dca49a033fcb1548c5e71a72a60a0edd18
PDF
Publication pageb95d240e853af9eb110121e4995436843f0f335d576e4e0e117e8f2492f6d7ae
Manifestfc5416989d149100690460aecec3aef163275dd5404c252b6ffc815bcb2923a5

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
Signatureda84TuDvgWhg55soQqmViINJNmcvhr1GSFTN4vRKlR7ptnnaD03A5Du1/Fi+WLbEve9PYSevRT6+Ye/Lyj6kBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:40:21.566066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123
observed b95d240e853af9eb110121e499543684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.545897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123/manifest.json
observed fc5416989d149100690460aecec3aef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.529890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123/publication.md
observed 77eff4030f38df66bee5af8628bf00dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:21.511233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123/publication.txt
observed e85ba66ab3b417b20f4a3e4f538e6258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.456990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123
observed b95d240e853af9eb110121e499543684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.439622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123/manifest.json
observed fc5416989d149100690460aecec3aef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.423663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123/publication.md
observed 77eff4030f38df66bee5af8628bf00dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:43.407323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030123/publication.txt
observed e85ba66ab3b417b20f4a3e4f538e6258...
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.