OpenTechnical

OT-2026-000078100

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, vented after 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-2026-000078100) never changes.

Identity and time

Publication numberOT-2026-000078100 · never reused
Internal UUID01a0ae95-6e8c-782a-8e19-6cfaa480dc70 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078100
StatusPUBLIC

Content hashes

Canonical textfb845aa808af7cc79acce3bceceed94ae398799fef84ee00664c43dee572f552
Markdown1c61ff753fd2132b86c71579e89b89b2cee12330e6a46bd3db74952173dc1123
PDF
Publication pagee1906d7e6851f899fd3093637649e9f94473d924e8fa3d7e35ece373c680205e
Manifest8562ea1af19cd487c490957617fd59df1c4384063e2601cd4843b4b187119d5a

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
SignaturewKptlxkelLS4BLOBBP2hLD8h6LXBxv341Nbq4GxSNqoBxMX1Q8CQuiT8Svifpif3vqncATI7eplnRrM9FuIQAg==
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

2026-09-17T10:06:48.569467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078100
observed e1906d7e6851f899fd3093637649e9f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.551343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078100/manifest.json
observed 8562ea1af19cd487c490957617fd59df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.532893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078100/publication.md
observed 1c61ff753fd2132b86c71579e89b89b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.513417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078100/publication.txt
observed fb845aa808af7cc79acce3bceceed94a...
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.