OpenTechnical

OT-2026-000088091

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000088091) never changes.

Identity and time

Publication numberOT-2026-000088091 · never reused
Internal UUID01a0ae9b-1aa7-72a5-b56e-d3492627dbe9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088091
StatusPUBLIC

Content hashes

Canonical text0d35a3d1a0426ab4ecaa2cc082118b6fc35061f509df2ec1fd3b5136bedddea9
Markdown5e4e8a33934ca6e6838c2de1d0f0ce49debc28e6e69eaea845a3bdcac97e09fe
PDF
Publication page4bba7a71a6ac6fe1a150d0f691b75c9e0d8b41f2a01832595fc476228efb2361
Manifestc183b69d50c464b9a77016240a2a4129632bb4a1ed578f152d08314e62a223ac

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
Signature9lDXajBnpKe9zzd7PQYaFy4/LGEJ2+fIwaUNTvuAeQ2R/I1jpdJxUyQW155DMH6kCijV95glFcrWjTQW8PE3CA==
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

2026-09-17T09:50:06.024437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091
observed 4bba7a71a6ac6fe1a150d0f691b75c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.007002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091/manifest.json
observed c183b69d50c464b9a77016240a2a4129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.986324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091/publication.md
observed 5e4e8a33934ca6e6838c2de1d0f0ce49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.968376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091/publication.txt
observed 0d35a3d1a0426ab4ecaa2cc082118b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.187464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091
observed 4bba7a71a6ac6fe1a150d0f691b75c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.167064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091/manifest.json
observed c183b69d50c464b9a77016240a2a4129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.148758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091/publication.md
observed 5e4e8a33934ca6e6838c2de1d0f0ce49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:05.128349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088091/publication.txt
observed 0d35a3d1a0426ab4ecaa2cc082118b6f...
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.