OpenTechnical

OT-2026-000016467

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000016467) never changes.

Identity and time

Publication numberOT-2026-000016467 · never reused
Internal UUID01a0ae6e-2d13-7af3-8250-7691acd96a1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016467
StatusPUBLIC

Content hashes

Canonical textbc68a2b5a33cf5d6f2c2ffc3791cc08da07b47d14badd9f1c954f9d2bea749fd
Markdownd873c4b6a42e515401a37447ca4e795a6a02a4dbfc9842644f9554418dc86c18
PDF
Publication pagee1016437bcda8b63a0d98044a72104afe3ea0654d0f93046b7e0a4aa6192c69c
Manifest6b8855caef9b1e1984a8fb68d8fc44bdc28cbabc8975af72ca59f320820f6921

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
SignaturefeLi1tcRhWph0QpCOXVqIypjKlPzmGXMHTelCvzmnCGYqBJNfmmCfMqoCDwfDGXsbkK+dXx7XjoxEpwu1z9QCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:04:39.955213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016467
observed e1016437bcda8b63a0d98044a72104af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:39.936600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016467/manifest.json
observed 6b8855caef9b1e1984a8fb68d8fc44bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:39.918184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016467/publication.md
observed d873c4b6a42e515401a37447ca4e795a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:39.900353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016467/publication.txt
observed bc68a2b5a33cf5d6f2c2ffc3791cc08d...
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.