OpenTechnical

OT-2026-000040228

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000040228) never changes.

Identity and time

Publication numberOT-2026-000040228 · never reused
Internal UUID01a0ae79-26ff-7483-a383-5362e772396f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040228
StatusPUBLIC

Content hashes

Canonical texta64e8c8f7e3040cdca81e05006474d65e19c16413ed75132049001251a08ad84
Markdown7fa79cccc94049dacb6074b7c958a9fc458570fbac15ef604ccf7abab26bb8cf
PDF
Publication page91bad3232f6a48faade0f849720c58f378110d0b43a6c67d2a2918d7c6e0ed9f
Manifest39cf5c09b448f2468a798de23a64462785d0ef29903796c7dc732aa15511b626

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
Signature47nfZoQRN8k0ABJ7jMxbQ4muPUbfnO+D40MYGTMnj68MKYaY7pKz/FllNxG7cp4X7CyI2LwplC8TSLrF5qesBA==
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

2026-09-17T11:19:06.945568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040228
observed 91bad3232f6a48faade0f849720c58f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.929593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040228/manifest.json
observed 39cf5c09b448f2468a798de23a644627...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.913178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040228/publication.md
observed 7fa79cccc94049dacb6074b7c958a9fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:06.895699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040228/publication.txt
observed a64e8c8f7e3040cdca81e05006474d65...
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.