OpenTechnical

OT-2026-000068856

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000068856) never changes.

Identity and time

Publication numberOT-2026-000068856 · never reused
Internal UUID01a0ae90-6dcc-77f2-837c-d1d1d14db969 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068856
StatusPUBLIC

Content hashes

Canonical text287af9d83eb81e64705eea36eb1f338a65c8c7ed0396a4be99d3a31b5b212b5a
Markdown1cc135058fc0995f8c31922046fcea995f53f4b7fea5c1a02f54ca3abd98e64c
PDF
Publication page10304e00844e26754d1de0edb2cb492b4530fd9924b03fb8394563ea0c6d9275
Manifest7b07c3055369f21b9a85e95026742ca5689a87329262edc11bf686570c574742

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
SignaturezbXpUZFWTiJH7SUdGVO/duzTvD/n9bCRRmXWQ8PiVhMerei1G6qcJPjSWPsVIpgSAgA5cuyi5wIVZ8eXmS69Aw==
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

2026-09-17T10:28:40.152640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068856
observed 10304e00844e26754d1de0edb2cb492b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.133518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068856/manifest.json
observed 7b07c3055369f21b9a85e95026742ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.117944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068856/publication.md
observed 1cc135058fc0995f8c31922046fcea99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:40.101145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068856/publication.txt
observed 287af9d83eb81e64705eea36eb1f338a...
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.