OpenTechnical

OT-2026-000045857

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045857) never changes.

Identity and time

Publication numberOT-2026-000045857 · never reused
Internal UUID01a0ae7d-8f06-7dd4-9f89-5bbb315d5584 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045857
StatusPUBLIC

Content hashes

Canonical texte0d2ab1b47f800120cfa10ad1b4d5c796801e4900b3e64e0df95664a644cb80b
Markdown2bb8bdc87e1ed1711d8726cacd8085b1ae8928473285135bb628dd10cc72a84c
PDF
Publication pageb25f6a5b9896d4cd378b9af547ced9c1030dea3a535edcc7912f2761e7f200bb
Manifeste200133b0268f1f76e87ef9cbf341c84dd5299420e3845e5dd418cb7e1f0b1ca

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
Signature/OPHHYg2Mjykt9ufVIfuQAQoLIzgYq4Vza67hJK1pKpuMoyrW+y3Et7qf0usxrxWhbqkMyWY1m3xALCzyYowAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:44.421341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045857
observed b25f6a5b9896d4cd378b9af547ced9c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.386929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045857/manifest.json
observed e200133b0268f1f76e87ef9cbf341c84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.367744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045857/publication.md
observed 2bb8bdc87e1ed1711d8726cacd8085b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:44.333733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045857/publication.txt
observed e0d2ab1b47f800120cfa10ad1b4d5c79...
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.