OpenTechnical

OT-2026-000070546

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000070546) never changes.

Identity and time

Publication numberOT-2026-000070546 · never reused
Internal UUID01a0ae91-5460-7c23-b6ab-2c468a147175 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070546
StatusPUBLIC

Content hashes

Canonical text3970d6f2dd6d519adbfa326ac4e47cd9d68588761e45eb9708c531614d96ab2e
Markdownf1afac0ab53595f23590a3cc19957e64e2255d733b13cae72d1e5e63e29cde3c
PDF
Publication page4cb8c92c91d1872cb9e93e228a76962b07de64cee9a61ccb29bcf2a9ca2d950e
Manifesta638ae99b615c9cd7d8eade42e1da797f6df49cde3f94d96a05f87d9c8aea963

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
SignatureMHL7bXqeb9YSws/6QcteHYBUhTzLa26yzSvfEWo1QsEvPjITQAb1jtK8jawhQIfmOCzPuIEadNqjLnY/H9yVDQ==
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

2026-09-17T10:26:23.673573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070546
observed 4cb8c92c91d1872cb9e93e228a76962b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:23.655604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070546/manifest.json
observed a638ae99b615c9cd7d8eade42e1da797...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:23.639218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070546/publication.md
observed f1afac0ab53595f23590a3cc19957e64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:23.622721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070546/publication.txt
observed 3970d6f2dd6d519adbfa326ac4e47cd9...
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.