OpenTechnical

OT-2026-000092205

Publication integrity record

Two bellows cup vacuum gripper, two zone face, pump fed, 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-2026-000092205) never changes.

Identity and time

Publication numberOT-2026-000092205 · never reused
Internal UUID01a0ae9d-875a-741a-98a1-8308daef2a9c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092205
StatusPUBLIC

Content hashes

Canonical textceda8857392f542660bd7db6c3cfd756fe366d7728b5ec2fe416d3f02253e34a
Markdowndf2be08cbbbb5a8b0673e5993ba5992e497e8c908f1eb52cb2815a9cb79d4b60
PDF
Publication page97aafb08333747c989f8aa22078019cd30908f2c5bb0a3d8f13aa4f140711698
Manifestb15f7012398258174d530b589b4bf7625a3412d975f538b256c32840d6cfafe5

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
SignatureV5hkzLBCWTiir22j4b1SchcygH6Nf1F5jEx5bYORwO6xP2sgjSNwYh53xkPh6GE/M9jDiwRfnTEMLqrKfVNoDA==
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

2026-09-17T09:41:41.454715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092205
observed 97aafb08333747c989f8aa22078019cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.437571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092205/manifest.json
observed b15f7012398258174d530b589b4bf762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.419325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092205/publication.md
observed df2be08cbbbb5a8b0673e5993ba5992e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:41.400800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092205/publication.txt
observed ceda8857392f542660bd7db6c3cfd756...
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.