OpenTechnical

OT-2026-000063143

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000063143) never changes.

Identity and time

Publication numberOT-2026-000063143 · never reused
Internal UUID01a0ae8c-94aa-771e-a3b2-3718e6b1a4b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063143
StatusPUBLIC

Content hashes

Canonical textcd49430af6b46104e1f87721ae7d6bc2c2b76f04ba767eb584d0100c5b8bc387
Markdown78f3d265772f40daac9958f8f563afe97853584079fdf5d46258ac37ab211638
PDF
Publication page2e62316fa886ac415ad32af71e6063765df52eb3e7d1a07be1a2bacb0d18c319
Manifest2dfa488417ec0cf11028b36e283c1b5aff379b9ab215ceffad2732a20cca93cb

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
Signature1qffbYwz0RRuWgpGdPPB/u/JEGTUxCkMuyD6xRSzjhAOiM5X8iCjZgomC5djytb28nI316CQktmt6GtQgODzAw==
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

2026-09-17T10:38:55.665937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063143
observed 2e62316fa886ac415ad32af71e606376...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.647821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063143/manifest.json
observed 2dfa488417ec0cf11028b36e283c1b5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.631304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063143/publication.md
observed 78f3d265772f40daac9958f8f563afe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:55.613004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063143/publication.txt
observed cd49430af6b46104e1f87721ae7d6bc2...
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.