OpenTechnical

OT-2026-000079204

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000079204) never changes.

Identity and time

Publication numberOT-2026-000079204 · never reused
Internal UUID01a0ae96-0b8f-7574-9e9a-04675b187efd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079204
StatusPUBLIC

Content hashes

Canonical texta46cb0e22248255c771acd41421279e8b45d5232c89a72e9db325043c6ccf1c1
Markdowned0df35b8309abd019d5151032227fed6ed0a60e42faef2df9db76e452ce7ee6
PDF
Publication pagee2400ddb1ada0a9ebf9158e4d074d8e43a52678769cd52583a052313bb193851
Manifest261bc4a19dc877e82351c910c95f2e8db4c3bc8f8025c694a6ab9f75adcaf5fe

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
SignaturePDQyCKUP+tpDa52aaxtAmYHQb548MCaFsl4KQu/XtYHLeyyZmao1Zmv06AerTx+dY2nfYdUcEqQ5NRPUWzhBCA==
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

2026-09-17T10:04:41.173663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079204
observed e2400ddb1ada0a9ebf9158e4d074d8e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:41.156123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079204/manifest.json
observed 261bc4a19dc877e82351c910c95f2e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:41.138657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079204/publication.md
observed ed0df35b8309abd019d5151032227fed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:41.117731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079204/publication.txt
observed a46cb0e22248255c771acd41421279e8...
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.