OpenTechnical

OT-2026-000088876

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line 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-2026-000088876) never changes.

Identity and time

Publication numberOT-2026-000088876 · never reused
Internal UUID01a0ae9b-8f11-7ca2-a00a-bd795c491042 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:45.441378Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088876
StatusPUBLIC

Content hashes

Canonical texteb7ce32a36ef7cb03f4bbf9fe2c12821c48439ad5f9cb7b41ffc344d8533e910
Markdownaa65d0da87fe9ae7969f085aecdae2a92326dca39d7448928dfa1d04a2e91c61
PDF
Publication page849a516171f4e5002d8986d36501d39c544e9fa0d716dba86ccd95cdead73542
Manifestf260736007e1e3b6100e1c3e5b6baf29be2655692318f789b207ad82effc2328

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
SignaturerXkn0ZGcay6s7upOMU8mAbkQvQU8+y/NFqyi89In3m3GcQo6T6QV97cChPW4SYZ0KknrEpYHR66shXsHLIXkBw==
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

2026-09-17T09:48:16.451687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088876
observed 849a516171f4e5002d8986d36501d39c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:16.434432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088876/manifest.json
observed f260736007e1e3b6100e1c3e5b6baf29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:16.416122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088876/publication.md
observed aa65d0da87fe9ae7969f085aecdae2a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:16.398970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088876/publication.txt
observed eb7ce32a36ef7cb03f4bbf9fe2c12821...
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.