OpenTechnical

OT-2026-000084838

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000084838) never changes.

Identity and time

Publication numberOT-2026-000084838 · never reused
Internal UUID01a0ae99-43b4-7844-9129-87c26dd3cd22 · 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-2026-000084838
StatusPUBLIC

Content hashes

Canonical text4caf71eda1b9592de192502aa0d50981389d13e5cd61a2b10e2f2233fcd468a5
Markdownc4693e023a3c83f7894799b90aafe57b0587e3dd7b98ae7972dfd6985c6f03c7
PDF
Publication page62911caee70c068c145c97d034519fe8c3f633778fc97ee871ab73d105ffdf6d
Manifest5c61419ed861bb249f428b93fbc4696f0a721da0c282fb8f4fed6eb66481503c

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
Signatureb+P4z1b+e1nRBpCUayKRyWi7ekRivSkL9nw/74cUtjBoCfsDkeko5afeOEVL1PzUlbXJ1lg5jNOt36+l9fLZDA==
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

2026-09-17T09:54:47.447318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084838
observed 62911caee70c068c145c97d034519fe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.429613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084838/manifest.json
observed 5c61419ed861bb249f428b93fbc4696f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.413561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084838/publication.md
observed c4693e023a3c83f7894799b90aafe57b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.397187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084838/publication.txt
observed 4caf71eda1b9592de192502aa0d50981...
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.