OpenTechnical

OT-2026-000046336

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, pulsed 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-2026-000046336) never changes.

Identity and time

Publication numberOT-2026-000046336 · never reused
Internal UUID01a0ae7e-57cb-7c11-891f-b58f4211e328 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046336
StatusPUBLIC

Content hashes

Canonical text5744ea6d23e2182e9dc5a26a3787e4b788e4e50db62b694dc97ff1e33ed01f5e
Markdown0f0dd54e6a9a7b4f764aed139fe300f85063e61d723091882e87eea1d08d3a9b
PDF
Publication pageafbfcc35cec8aab03be18b51ad2cf5143eb2df31f9d8f5c02c5ae26729cf83fe
Manifest3c5198c2d2ced3c60f48c7c96781401f32298ef5c67f63a3cda1dcea9a73edc2

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
SignatureS+pn0n1gxYx/8yysuGR+a/j2UrUxJYc+oCZf1buaecYEYIRkw4XIT4hN66gVO9LZACbZeXy2NKRK/Dn0YVV9Dg==
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

2026-09-17T11:08:19.206326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046336
observed afbfcc35cec8aab03be18b51ad2cf514...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.188245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046336/manifest.json
observed 3c5198c2d2ced3c60f48c7c96781401f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.169327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046336/publication.md
observed 0f0dd54e6a9a7b4f764aed139fe300f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:19.149509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046336/publication.txt
observed 5744ea6d23e2182e9dc5a26a3787e4b7...
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.