OpenTechnical

OT-2026-000079710

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000079710) never changes.

Identity and time

Publication numberOT-2026-000079710 · never reused
Internal UUID01a0ae96-4375-7d41-bbd4-8961ebd642a9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079710
StatusPUBLIC

Content hashes

Canonical text2d9fd7c4f9be4297689a06c4cce316ccd3e27b180c1b43ae4dfb23edaabb9058
Markdowne864e642d44928ac140899d9af523f77f48f7566a85a3b1cd10d570886d21088
PDF
Publication pagef1195d8c95a7ad8605f63d504f567b2032b1b660a59c85c698aaf79de5860a36
Manifest99745d45ece17c991a36a42b71e52aaf5c9496d1b7b763ba95849d9a850ca2cb

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
SignatureR7mUnl7Y8RjLlQk3V+7zQfkdHqLwxJKCNAzXHkJje++lwFNWzUgF6pyVg8wQ3P5h1xdoyk4/7qLgTFRGm+/oAg==
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

2026-09-17T10:03:34.184873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079710
observed f1195d8c95a7ad8605f63d504f567b20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:34.165938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079710/manifest.json
observed 99745d45ece17c991a36a42b71e52aaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:34.141953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079710/publication.md
observed e864e642d44928ac140899d9af523f77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:34.121516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079710/publication.txt
observed 2d9fd7c4f9be4297689a06c4cce316cc...
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.