OpenTechnical

OT-2026-000084757

Publication integrity record

Two cup vacuum gripper, two zone face, three 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-2026-000084757) never changes.

Identity and time

Publication numberOT-2026-000084757 · never reused
Internal UUID01a0ae99-43b3-70ba-975b-1d497939f9dc · 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-2026-000084757
StatusPUBLIC

Content hashes

Canonical text096cd5161e5c4f74a71cddfd8b4da9f39e6e073af79f5855f6546986e493abc7
Markdown592d963f8a34d5d8f5c9cb7def6f7f661450c1016c58f98debff59aa56dbd2de
PDF
Publication page6f2a3e076e2a6a6aceb1257c6e028483db91c096c13f63249b3ffc52ef5210c1
Manifest8e1cda26bf883c70efa179b40722a7cc9f21c1e83e59d736303fd620a24083d2

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
Signatures0GTnonTtRnzHcB0p14satNRhdBO6Z0kbKLg7+kZvCRjmtNQ2ogWnWJyHjXT94lFQPn9zpcvKzMFawYQzPV8AQ==
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

2026-09-17T09:54:40.876989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084757
observed 6f2a3e076e2a6a6aceb1257c6e028483...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:40.860215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084757/manifest.json
observed 8e1cda26bf883c70efa179b40722a7cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:40.841440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084757/publication.md
observed 592d963f8a34d5d8f5c9cb7def6f7f66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:40.822009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084757/publication.txt
observed 096cd5161e5c4f74a71cddfd8b4da9f3...
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.