OpenTechnical

OT-2026-000081501

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000081501) never changes.

Identity and time

Publication numberOT-2026-000081501 · never reused
Internal UUID01a0ae97-0f70-75a2-88ed-b333588d56ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081501
StatusPUBLIC

Content hashes

Canonical text9cb4b09ed7f6c315d631f07c586acb7c444bd0def788fdbed5a1e78371222606
Markdownfc4a4a94bc1654e61f976314859d59c299c1b969b4c759e583f710e5a1885dbf
PDF
Publication pagee6145862c577694f1a681d375b9af7f6707f17f5226d8d1e5132a7ee19a466c8
Manifest8ff8a8fd6aa668a1bd0bebfec3b7e7f2a0ba97528cc6ca50b76e49e46b236bc1

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
Signaturebgxz2TQURvDt8GiRd3zXICEamEmIofC1fYoKg8J7atYNku+AuDKhFeC5QY1D6MFo67vAGySpFRUgIT4bBV5tBA==
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

2026-09-17T09:59:30.852365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081501
observed e6145862c577694f1a681d375b9af7f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:30.834484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081501/manifest.json
observed 8ff8a8fd6aa668a1bd0bebfec3b7e7f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:30.818257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081501/publication.md
observed fc4a4a94bc1654e61f976314859d59c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:30.800487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081501/publication.txt
observed 9cb4b09ed7f6c315d631f07c586acb7c...
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.