OpenTechnical

OT-2026-000085508

Publication integrity record

Foam pad vacuum gripper, four zone face, six 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-2026-000085508) never changes.

Identity and time

Publication numberOT-2026-000085508 · never reused
Internal UUID01a0ae99-aaac-7631-a039-d7c4f256be40 · 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-2026-000085508
StatusPUBLIC

Content hashes

Canonical texta11f32ea26cfa4d2224090d65e856c0b3249d9480f0a826321f644f9b9e982ed
Markdownb44e0d86139db66a3743af36d39003cb1573973d72b6f7952b5752c42d1ec850
PDF
Publication page9dd1b31ff63faf02b90614a53f2f4dbcda889daf063887cfa33324152e6ebbab
Manifest38fd0ec70743798a5230144af8c3a3a0de05a36b1572a2f8c802fc95ee4fc56d

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
Signature2smwEVOWvqZdUtiXIp9vCgINNnYGAjhguklZ6mNuoLjptmXZIVrZ7HkmcXvH2rMHQBGKHS2eNlnhms+2YwtTCQ==
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

2026-09-17T09:54:18.864116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085508
observed 9dd1b31ff63faf02b90614a53f2f4dbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.840020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085508/manifest.json
observed 38fd0ec70743798a5230144af8c3a3a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.777604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085508/publication.md
observed b44e0d86139db66a3743af36d39003cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:18.677753ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085508/publication.txt
observed a11f32ea26cfa4d2224090d65e856c0b...
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.