OpenTechnical

OT-2026-000089134

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, supply line 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-2026-000089134) never changes.

Identity and time

Publication numberOT-2026-000089134 · never reused
Internal UUID01a0ae9b-db00-7c61-bc44-7986e442e894 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089134
StatusPUBLIC

Content hashes

Canonical text0306237e5abbe8546a9b6f70457b9e4057642ff53f1ddb80496f781a811e1c55
Markdown17f5cf452f153abe2891120d3791795c036779963ca1f613158e71a4ff14623b
PDF
Publication pagea6cca7ea9884443c492c3eb1f297de14a11b952359a07fcb0d23c8cc681edb0b
Manifestd84c9b8b47f18f78282bc222fc12b25fd71b6ba3f18488bd897b6f3deb07080c

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
Signature8m28Ko1xl7ew3T+IoWLHl7ZBSXbbJDdyAl5DU/x8Yfy2bgn3yR+ciw08Nn/olZAWLSVureeJp14njavWew8gAg==
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

2026-09-17T09:47:03.123513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089134
observed a6cca7ea9884443c492c3eb1f297de14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:03.106586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089134/manifest.json
observed d84c9b8b47f18f78282bc222fc12b25f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:03.090502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089134/publication.md
observed 17f5cf452f153abe2891120d3791795c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:03.072524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089134/publication.txt
observed 0306237e5abbe8546a9b6f70457b9e40...
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.