OpenTechnical

OT-2026-000064141

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single 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-2026-000064141) never changes.

Identity and time

Publication numberOT-2026-000064141 · never reused
Internal UUID01a0ae8d-a45f-7b25-b8d8-7c57af6ebf4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064141
StatusPUBLIC

Content hashes

Canonical text562a121fc75ada0d9f568cd9260af72b4abbd2460ec85c70accc87f99bd46059
Markdown49b20dbbbc1b09a7b2b6cbd0e0aff5034a17b6be5dabaae4f693286401ac4ec5
PDF
Publication page5e74088c66cd8038b3f1418afa7602e203a83390245359831db4d2d176c98f0f
Manifest189faf5f445cda0d32d2b08d8c99862f3a8fb8d21817a7ce89d9f171322ef26f

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
SignaturedIcGPafAGx6o4txqaFGKEYFH7qdSFksqtN4GZu6VWexFK5ZSKIRGvLK/+d5PvMBZE5YP1fCqJ4MM1BiQbhP9Ag==
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

2026-09-17T10:36:08.703625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064141
observed 5e74088c66cd8038b3f1418afa7602e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.686676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064141/manifest.json
observed 189faf5f445cda0d32d2b08d8c99862f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.632642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064141/publication.md
observed 49b20dbbbc1b09a7b2b6cbd0e0aff503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.576792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064141/publication.txt
observed 562a121fc75ada0d9f568cd9260af72b...
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.