OpenTechnical

OT-2026-000100895

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000100895) never changes.

Identity and time

Publication numberOT-2026-000100895 · never reused
Internal UUID01a0aea3-c376-78c5-8ed6-adcc1fbd5db3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100895
StatusPUBLIC

Content hashes

Canonical text2799c569410bf78bbc9c9ba1a43a0e1dae0c8083916c50cc31f157a6f5843582
Markdown99fa3a60c9af83a7d11cc57cf4744078d41493885ef7c233ea64e90522170f62
PDF
Publication pagec644aa917e013706c5c0ba438a2c3dbcf1e32a06990c168186ac475d5ad2556a
Manifest04f8eadcdc90c8bf7fb122d4dd5c08a3792aa18ddcf391f569b51fc342cae10f

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
SignaturenbXYNJlbn1Z4YPEJGwJSllos954h2nk1T3rBLQtjaWAuI+NYQSlh83O+JK0MYJs/g1zGkc0Q7qAmCbnUrMvrAg==
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

2026-09-17T09:26:23.264673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100895
observed c644aa917e013706c5c0ba438a2c3dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:23.247690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100895/manifest.json
observed 04f8eadcdc90c8bf7fb122d4dd5c08a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:23.229915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100895/publication.md
observed 99fa3a60c9af83a7d11cc57cf4744078...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:23.203978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100895/publication.txt
observed 2799c569410bf78bbc9c9ba1a43a0e1d...
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.