OpenTechnical

OT-2026-000085206

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000085206) never changes.

Identity and time

Publication numberOT-2026-000085206 · never reused
Internal UUID01a0ae99-43ba-7bf4-9a39-f687757ed2be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085206
StatusPUBLIC

Content hashes

Canonical text0ee72532f063db5beeaa0da47d9547cc62718904f43f9b01a7fe33e676eec093
Markdown29a1d49564ad2f7df99c2269ba21088caba1824bfc031ad93556b76ee31c965e
PDF
Publication pagec68b7bc600127d9ae1dab97ad2f907d27b5402344682c903cd1fb69f651e6c8f
Manifestcf1c4530e1090fd5558051519ae937ba6b414620e5d5baf0f68c32a93a4d7932

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
SignatureneWMdV+vQoQCZLdqcP52UkPqFUI4cBUTgwYllv0pWUtkOe6VGHThrSuYNVJZSj4gVNb3+H/JjwXEzMnvkRoNBQ==
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

2026-09-17T09:55:17.900421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085206
observed c68b7bc600127d9ae1dab97ad2f907d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:17.883541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085206/manifest.json
observed cf1c4530e1090fd5558051519ae937ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:17.866555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085206/publication.md
observed 29a1d49564ad2f7df99c2269ba21088c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:17.847161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085206/publication.txt
observed 0ee72532f063db5beeaa0da47d9547cc...
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.