OpenTechnical

OT-2026-000062091

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000062091) never changes.

Identity and time

Publication numberOT-2026-000062091 · never reused
Internal UUID01a0ae8b-b8b0-7e46-a187-2f5aff7fb8d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062091
StatusPUBLIC

Content hashes

Canonical textf0ec1cc1f35111ef18bfea3bba489ec9d9a8476ff9cc03a0f62cc0a064ee6147
Markdown1c84e870fac499daf0157fc31bb35fa8220b863f5f5885eec220f46dbb9d4b10
PDF
Publication pageae038bfb8fdf4f3d0c40861e5ec1807adb6457d4f44798b38c620b8636f830c5
Manifeste1c0c86b2b199066aafc9bd36a4251f8ecb114adfb74d6c2a90c4907bb3918f9

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
Signaturegi/xoYUYigX0JmrGz2kQkXJpD/+GL2oBiv/tYDKD5OW161oz2APWSEx7XzKfSqB2ghtc/G7bTGiTimyPe9tSBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:08.760478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062091
observed ae038bfb8fdf4f3d0c40861e5ec1807a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.741073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062091/manifest.json
observed e1c0c86b2b199066aafc9bd36a4251f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.721336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062091/publication.md
observed 1c84e870fac499daf0157fc31bb35fa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:08.703091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062091/publication.txt
observed f0ec1cc1f35111ef18bfea3bba489ec9...
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.