OpenTechnical

OT-2026-000067676

Publication integrity record

Single bellows cup vacuum gripper, single stage ejector, supply line pressure sensor, sustained blow-off after set-down

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-2026-000067676) never changes.

Identity and time

Publication numberOT-2026-000067676 · never reused
Internal UUID01a0ae8f-6bdb-756f-8f16-210770c2a6e7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067676
StatusPUBLIC

Content hashes

Canonical textebc273a59763905fb000b6d5f65927eca03c2a61d963904d47ce8b83688876c2
Markdownf8e73db3f58accf5f89f4fcefa5852b3799141f98511bf83d21aba7c71340dd0
PDF
Publication pagee45221148ab65546cefb7b4ded4241c9782852e8d5dc9773665c3e07c8e327e7
Manifest0aaa6b12740ebe508ed1748de008c46a1ac73c7ac86af6296e6b670fe7c64687

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
SignatureVk3iW/7oJQbGbml6vcx6phfOUzH9TrpH7NQNNdy4dVAApLNpwJ+CkKz69sMQNNKFbtoxmsGr3RaMFqRT8H0rCQ==
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

2026-09-17T10:32:00.756468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067676
observed e45221148ab65546cefb7b4ded4241c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.739355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067676/manifest.json
observed 0aaa6b12740ebe508ed1748de008c46a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.721485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067676/publication.md
observed f8e73db3f58accf5f89f4fcefa5852b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:00.701407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067676/publication.txt
observed ebc273a59763905fb000b6d5f65927ec...
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.