OpenTechnical

OT-2026-000085185

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, 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-2026-000085185) never changes.

Identity and time

Publication numberOT-2026-000085185 · never reused
Internal UUID01a0ae99-43ba-76f2-bd97-122820f6dda5 · 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-2026-000085185
StatusPUBLIC

Content hashes

Canonical text701c7e8e933c8b5515729444761324a3ce4052090e2facef8860f202c9b7498f
Markdownc4cb26ec9e04a6feeebd8c399f97fb6f054443476316ac922392c54c525b70da
PDF
Publication pagef2d016cfa8d34f8e925e78b5ed5efeb11aa82d9901e60d2a7acce8d99afcda46
Manifesta01ca2f6c47fcff492be3ad1145af52260edcaf747e732495d3431ca5c62a66b

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
SignatureDddJDA36sOh1faZowu8+J1IyOALOcEO2I1Ep+ZeWPVR+4+O0LfYa9+GwfFzTQ6IUxYqraLJjJM3Ql/kNUIB6CQ==
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

2026-09-17T09:55:16.256636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085185
observed f2d016cfa8d34f8e925e78b5ed5efeb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.238867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085185/manifest.json
observed a01ca2f6c47fcff492be3ad1145af522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.221967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085185/publication.md
observed c4cb26ec9e04a6feeebd8c399f97fb6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:16.203558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085185/publication.txt
observed 701c7e8e933c8b5515729444761324a3...
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.