OpenTechnical

OT-2026-000005070

Publication integrity record

Bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure verified

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-2026-000005070) never changes.

Identity and time

Publication numberOT-2026-000005070 · never reused
Internal UUID01a0a92c-e652-7a84-9882-ac95e4ef3e98 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:44:47.189459Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005070
StatusPUBLIC

Content hashes

Canonical text6b18701968805fc4d0d168a3e2157e3226d76415756b2db69f04b3963446d28c
Markdownc91e2ee3bc335eb5a0b1bebf6cfdab282b8dc69c270b64b8cf8dd265327b172b
PDF
Publication page78744294b16616c8ee913bb73220b2c4a1b7f7eff54a68747a9601d1ab0180f0
Manifesta993c2df0b8ed1ef0efd1d0307eb3d6c45b7f095cad1462b38d46a7a4678e49a

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
SignaturesEZiFvXFLAHkmMlj8xj2QRzC5tpbcsYENukH7EXvukqJkr+n7JPt03ZDQjj/EuTuqqKTnARmytfmRjJ+BXhtCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:47:02Z
batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof
root e1b42dfa4cd0fb1e3e472afd2db961c2...

Independent retrieval

2026-09-16T07:50:18.743921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005070
observed 78744294b16616c8ee913bb73220b2c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:18.730614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005070/manifest.json
observed a993c2df0b8ed1ef0efd1d0307eb3d6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:18.718098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005070/publication.md
observed c91e2ee3bc335eb5a0b1bebf6cfdab28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:50:18.702957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005070/publication.txt
observed 6b18701968805fc4d0d168a3e2157e32...
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.