OpenTechnical

OT-2026-000042583

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000042583) never changes.

Identity and time

Publication numberOT-2026-000042583 · never reused
Internal UUID01a0ae7a-c0cd-75f6-a199-d9e2f8ae22be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042583
StatusPUBLIC

Content hashes

Canonical text3e0ee135969d735256d497cbb96775770f0ef4f6897bb8e5d44156453913ee07
Markdown2087e5854727a581f9cb2ee6a9844ebba625209099bdb9e70e3a2127a5417081
PDF
Publication page8546874854bf469df67094e41ce2be9716238960ee4ac10a2b737946064d3cc3
Manifest89d5c9f9fb876883d14127e4f00a030a5b8b805d07ef5ea183197eabb27defb8

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
SignatureFHDvt980jCgwuByOQ/7zvQc0yqm7iqXNWGoEXorsVKVweNAgGQNsLbNlAxRttqYgRCr0gBxq0DxlmDlupW3KDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:14:18.104365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042583
observed 8546874854bf469df67094e41ce2be97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:18.083039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042583/manifest.json
observed 89d5c9f9fb876883d14127e4f00a030a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:18.061880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042583/publication.md
observed 2087e5854727a581f9cb2ee6a9844ebb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:18.041655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042583/publication.txt
observed 3e0ee135969d735256d497cbb9677577...
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.