OpenTechnical

OT-2026-000095089

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three stage ejector, 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-2026-000095089) never changes.

Identity and time

Publication numberOT-2026-000095089 · never reused
Internal UUID01a0ae9f-2df1-75a3-bd91-467d40fc98d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095089
StatusPUBLIC

Content hashes

Canonical texta7244942373db44f7067b28d52be3e1b3c6eeee3d5ff10f28ec2a98e33692149
Markdown7c14b4a04b1ec6c18c557316a624669bd92167718e55f1987ed8d14cefeb0302
PDF
Publication page225a0b485649d76c5c1273807ffddefc4f6988d7fa2e740914b6a6c6deaad5d0
Manifesta806d8efa68c7481ad8ff76805f1112705a66ae1523c211fb48f020f3e3a508e

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
SignatureWP3iZ9bOI+W9TxvRbGx4WxplS6OE3BNrve+wjH2iQo4C0DFVbSdBUjiPz9MTSt5qsKFHnfbcRNU1oD6fH7cPAg==
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

2026-09-17T09:37:39.839778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095089
observed 225a0b485649d76c5c1273807ffddefc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:39.818178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095089/manifest.json
observed a806d8efa68c7481ad8ff76805f11127...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:39.795992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095089/publication.md
observed 7c14b4a04b1ec6c18c557316a624669b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:39.773358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095089/publication.txt
observed a7244942373db44f7067b28d52be3e1b...
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.