OpenTechnical

OT-2026-000041150

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, sustained blow-off 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-2026-000041150) never changes.

Identity and time

Publication numberOT-2026-000041150 · never reused
Internal UUID01a0ae79-b142-7d21-878c-01dbaf157efa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041150
StatusPUBLIC

Content hashes

Canonical text040d3203f73af05faa623ce7d07762e13942a9ac348ae2de375e5ca20bf286aa
Markdown3f35b1ddbda29f501fd3ff9c74362dbfbc3c9e11c9aba9df7b58060a0b726d2a
PDF
Publication page777819301b1861e6c521929b2dea5699e1d040ede63d24cdc87c682660f6b3a1
Manifest46eb8233d7959477279ac58a9832dd21f1122aed174ece72f51231c97aa0b858

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
Signaturey684tjVl9ha8uniF9+K2WimodkFmE1nBERpYd/zFbhLcVvxc7sVJGmHjq3xQj2otcG9pJiimSMWq8GXUSta0Aw==
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

2026-09-17T11:17:05.511471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041150
observed 777819301b1861e6c521929b2dea5699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.470518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041150/manifest.json
observed 46eb8233d7959477279ac58a9832dd21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.453702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041150/publication.md
observed 3f35b1ddbda29f501fd3ff9c74362dbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:05.414296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041150/publication.txt
observed 040d3203f73af05faa623ce7d07762e1...
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.