OpenTechnical

OT-2026-000095315

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000095315) never changes.

Identity and time

Publication numberOT-2026-000095315 · never reused
Internal UUID01a0ae9f-8f70-7f05-b765-6a26096374a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095315
StatusPUBLIC

Content hashes

Canonical text5ea3b6e4fb6ab2aee269761504cd30e500e07310134035481033290d9b2dd54b
Markdowndd090ee4e4002b002196e6ba96c2801236a7297505f4b88d1f046316b0f934a5
PDF
Publication page40b13a995e8ec6625f107bc50c0a37564c5bf498e07f80ac12ed3d412f1b6a66
Manifestae8767778810b97b06a6dbb68f2a99214e438fabc6f800227321b88d18788352

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
SignaturexaOVxvaE6FUqJ9IE+BEHSiTqtczgJVRGmNPmnBWFSTY3ygW+dPCvOm69ylC3xr0caTrz5zDTF9EQqFRAxArLAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:38.924868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095315
observed 40b13a995e8ec6625f107bc50c0a3756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.907513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095315/manifest.json
observed ae8767778810b97b06a6dbb68f2a9921...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.887861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095315/publication.md
observed dd090ee4e4002b002196e6ba96c28012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:38.837982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095315/publication.txt
observed 5ea3b6e4fb6ab2aee269761504cd30e5...
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.