OpenTechnical

OT-2026-000084859

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000084859) never changes.

Identity and time

Publication numberOT-2026-000084859 · never reused
Internal UUID01a0ae99-43b4-7011-802f-48e78cb62576 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084859
StatusPUBLIC

Content hashes

Canonical texte144f6a143031949a52d350efcf1f19585d7dbe912ab19a392571376ce9c4925
Markdown1cb2d01cb7e29cbee4eb9bdf08382fd5fb7781d976276e71d890d01bbfbfb3fe
PDF
Publication pagedb5016190da690a9425500a5f51d7ebd0c443863c6b8827d633a508aebe92a6a
Manifest5a8d070e047eb8705ed9712c04279c8c60478e4dedece867e6b8f59e45d57fbc

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
SignatureJ2E5aWGyMrffZLvBii0QJZkmp7qPw/CNw6qUIb3zVZXjQeHseEwjSdKR/p3QSNbA+O4dMGZKMkQ+bNcZ0uyuBw==
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

2026-09-17T09:54:49.167097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084859
observed db5016190da690a9425500a5f51d7ebd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.147877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084859/manifest.json
observed 5a8d070e047eb8705ed9712c04279c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.128603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084859/publication.md
observed 1cb2d01cb7e29cbee4eb9bdf08382fd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.108968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084859/publication.txt
observed e144f6a143031949a52d350efcf1f195...
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.