OpenTechnical

OT-2026-000092158

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three 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-2026-000092158) never changes.

Identity and time

Publication numberOT-2026-000092158 · never reused
Internal UUID01a0ae9d-875a-79d6-a1fa-ab6532c6b829 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092158
StatusPUBLIC

Content hashes

Canonical textdffaea90aac82a0e415f8fca2c0c3f1ddd9835dcee9ce96a5376708b637400b7
Markdown09916f1e0edd792b6ad094efe16603b320e7a6b7f5dc24b57b677f9cafe3099a
PDF
Publication page57af84a5a36da8a83462e9aa4c6cd99bed46e7e8bfe2c83d98c0ba8335379f32
Manifest24a9632346da465f2985613b0f8e4e9c2503d6a2590492f42d1e6182b7f17458

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
SignatureAqIgBat9K/tjMi2c1ThNMecuFQnr//78VG5rqmC0eRuMhorTzNV++/KMERap8kL3phzUNn97Xt7gvKG/mLhgCQ==
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

2026-09-17T09:41:37.881494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092158
observed 57af84a5a36da8a83462e9aa4c6cd99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.862340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092158/manifest.json
observed 24a9632346da465f2985613b0f8e4e9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.844406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092158/publication.md
observed 09916f1e0edd792b6ad094efe16603b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:37.824101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092158/publication.txt
observed dffaea90aac82a0e415f8fca2c0c3f1d...
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.