OpenTechnical

OT-2026-000094067

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold 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-2026-000094067) never changes.

Identity and time

Publication numberOT-2026-000094067 · never reused
Internal UUID01a0ae9e-92ca-7f6d-9f29-a3e9812201b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094067
StatusPUBLIC

Content hashes

Canonical textb2aa677d8f247d05c4c148435cf4bd158e9132eb623d3b5bfaf0f20e10276338
Markdown4d55c3ad92bc57ea16b5b56760db029c7e7c06fa5d38a84dd15a22d299501d16
PDF
Publication page7a22ec71c967b2caa3beb6b77306af3326b6410881444f7711ab57c387fc91f8
Manifestd8fc3d56bc76f40bd9d4efb95c6f923466914e35497f5aa6a157bcfb21d19de3

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
Signatureb6B0iC2lG+ap4XcXaW5wwrLSkkF0VcjwrcFxAfGcF/WQCXA0nFbRF2PQRMb/lHyJt6AlHULZNc3z+ll3W/YRCA==
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

2026-09-17T09:38:29.555216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094067
observed 7a22ec71c967b2caa3beb6b77306af33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.538447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094067/manifest.json
observed d8fc3d56bc76f40bd9d4efb95c6f9234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.521211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094067/publication.md
observed 4d55c3ad92bc57ea16b5b56760db029c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.503852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094067/publication.txt
observed b2aa677d8f247d05c4c148435cf4bd15...
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.