OpenTechnical

OT-2026-000063002

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000063002) never changes.

Identity and time

Publication numberOT-2026-000063002 · never reused
Internal UUID01a0ae8c-94a9-7e56-80bf-1200f6e9f996 · 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-2026-000063002
StatusPUBLIC

Content hashes

Canonical textac4dcdfad19a3b40a26ad251f508daa6dcf18867e931f436e2f245feaf50f950
Markdownf0ede03e27ad8d5f6915f1864a331951efb004f0ff75062a305ca438f1a21625
PDF
Publication page53ac70681e67d6442ab9382f6c55bcd81f154e5a59338e9cf684fb384e7c7236
Manifesta8c876c058828e4e728373dcb21cc903119bfae4b4d632096173ef81ddd79bc4

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
SignatureWvvToaGRpNWGEbapLoMOePFhowxAgQIUxLYttanFMfv86H7iieVdoNtQ2QThM0ISK5vezePfbpH4d1ToSmVJAw==
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

2026-09-17T10:40:32.182581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002
observed 53ac70681e67d6442ab9382f6c55bcd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.161792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002/manifest.json
observed a8c876c058828e4e728373dcb21cc903...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.137969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002/publication.md
observed f0ede03e27ad8d5f6915f1864a331951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:32.117412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002/publication.txt
observed ac4dcdfad19a3b40a26ad251f508daa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.686994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002
observed 53ac70681e67d6442ab9382f6c55bcd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.670404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002/manifest.json
observed a8c876c058828e4e728373dcb21cc903...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.653309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002/publication.md
observed f0ede03e27ad8d5f6915f1864a331951...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:44.636990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063002/publication.txt
observed ac4dcdfad19a3b40a26ad251f508daa6...
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.