OpenTechnical

OT-2026-000069927

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000069927) never changes.

Identity and time

Publication numberOT-2026-000069927 · never reused
Internal UUID01a0ae91-1860-76e0-85dd-e0689e178c5a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069927
StatusPUBLIC

Content hashes

Canonical textce0317b04236f062d9153cc25f0957439fdb1dd0f3d3313936b9ca82d2edb373
Markdownae7c81afa5096ae84f1d057213d3e7a8646bbf4dffa4384eba9f027826dacc6f
PDF
Publication page72cdc528977362d323eabd6a1fece90ae8e097be372c1263baee47faac18d54e
Manifest6418d7fb7adc9d9a40d36051709672343669e16550e8634cbe8994dbec1306fd

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
SignatureQezB6cEaD59CmtVoP1hN3ZZcjlvCChkB7xoERV902r9YzS9oWYB+4ffRhdJQrad3nLMFMY6qGffRm34gqckgDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:51.953043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069927
observed 72cdc528977362d323eabd6a1fece90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:51.934937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069927/manifest.json
observed 6418d7fb7adc9d9a40d3605170967234...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:51.915615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069927/publication.md
observed ae7c81afa5096ae84f1d057213d3e7a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:51.897814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069927/publication.txt
observed ce0317b04236f062d9153cc25f095743...
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.