OpenTechnical

OT-2026-000085605

Publication integrity record

Two bellows cup vacuum gripper, two zone face, 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-2026-000085605) never changes.

Identity and time

Publication numberOT-2026-000085605 · never reused
Internal UUID01a0ae99-aaad-7a4b-802c-7f2d0b19f49e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085605
StatusPUBLIC

Content hashes

Canonical text5fc8a06bb5e2deea153d83d21348c64c38f8fae8c584c9490f813c6b60b12667
Markdownbc810b83e25c02c52a302ef5cef9b3f69ee1c4a527a661fe0f4e17610b0f3814
PDF
Publication page112b9e5626b6936887965b79c0a1340423fd5716455879289acc451dc22c1337
Manifestcf0a1e586ec66119ab939e8b4e5c9813f852e8fd41e9d7fbc2963dcdcdda722c

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
SignatureMwWQE//YurFzvujKvcB/x0JDxlnyNXmGYI/CI/pU4P53VLMy8zVYU7JjVINMiwcE/HGHSdqNmv6Myy/4jim8Bw==
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

2026-09-17T09:54:29.002535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085605
observed 112b9e5626b6936887965b79c0a13404...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.983924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085605/manifest.json
observed cf0a1e586ec66119ab939e8b4e5c9813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.964424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085605/publication.md
observed bc810b83e25c02c52a302ef5cef9b3f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:28.940926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085605/publication.txt
observed 5fc8a06bb5e2deea153d83d21348c64c...
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.