OpenTechnical

OT-2026-000011183

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, vented 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-2026-000011183) never changes.

Identity and time

Publication numberOT-2026-000011183 · never reused
Internal UUID01a0ae6c-540f-7c69-967d-ed3da89ff3cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011183
StatusPUBLIC

Content hashes

Canonical textdd33b9e0eb092087cd41514929df7a05f560783407faf63cf7950d7dbd08fcf9
Markdownadcc1c161ae314e43e0ce4d7d6e52eb4520f292e1adda2a9b2c1f5fb951b2846
PDF
Publication page935d62ef827953a77272ab473656e2a96b6cf5d07c5afc6d9201e0aee26239ea
Manifest004b0b3cd7dad433a4bf695c475eedfeffc9edffedfd8d9f0348293cf138cc56

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
Signaturee5Emb3C+hbEYAE7k9LviTElwAO+3NyXWrfzTOUqYKyRM/xH3MRIVITGhF89xKxjWNPmXRxmPKnIwgKsbLEHsAQ==
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

2026-09-17T12:14:07.516588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011183
observed 935d62ef827953a77272ab473656e2a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.494508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011183/manifest.json
observed 004b0b3cd7dad433a4bf695c475eedfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.473771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011183/publication.md
observed adcc1c161ae314e43e0ce4d7d6e52eb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:07.453550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011183/publication.txt
observed dd33b9e0eb092087cd41514929df7a05...
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.