OpenTechnical

OT-2026-000096973

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, supply line pressure sensor, sustained 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-2026-000096973) never changes.

Identity and time

Publication numberOT-2026-000096973 · never reused
Internal UUID01a0aea1-01c8-7967-bf40-a61f7378d057 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096973
StatusPUBLIC

Content hashes

Canonical textd827fee6e388819462cc55a8b20ee03af3dacfb654a7405106bd3d67c55210ba
Markdownd71383b59d9c2e12a3e65e90e839a6f5d0ed0679d1d536c14b3ae0d86ac7d22e
PDF
Publication page1bf3528bd23bf54af01fdf20080502cac35610cc51c85ee8fed895f558d0f9ed
Manifest2c43ec8a477a056b13216440ddeb63b7c01da04621a49d2063dbbbc2f7d8cc34

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
SignatureEds1+D5u2xQYruIx239Z9+V/Clc1liYZQVXG95jb6FIo1xWwNqIHH8T6tajnf7yH9+1WmoE4sjnYaIDkhGrzCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:22.960065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096973
observed 1bf3528bd23bf54af01fdf20080502ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:22.942321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096973/manifest.json
observed 2c43ec8a477a056b13216440ddeb63b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:22.923647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096973/publication.md
observed d71383b59d9c2e12a3e65e90e839a6f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:22.906756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096973/publication.txt
observed d827fee6e388819462cc55a8b20ee03a...
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.