OpenTechnical

OT-2026-000043760

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000043760) never changes.

Identity and time

Publication numberOT-2026-000043760 · never reused
Internal UUID01a0ae7b-d676-7fd9-b3cc-614b6b1aaa30 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043760
StatusPUBLIC

Content hashes

Canonical texta684de8001a3be2f9988549bc5991418c147ac165b24d0706061102b8da4ad0d
Markdownd2278dc26138941adb5f45f5c4350cf6b62c9b638e800df897bb689106fecdaa
PDF
Publication pageb7a7e92990975166293f8bf2b4f80d4c6eadb3cb7bb1cf0375395a6d971bb8e6
Manifest7d9e637fc8e45607c0199ab0fb5ffe3b41444924fd62ff99500b7da936b23105

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
SignaturevdDE8OSeQlca+bYyXnnDd4DgMPCJXjsOAQne7OQnA8aRlL6wloJwwSPLZ5shUqYrF6CILRIksBF8CyX2HXEMCg==
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

2026-09-17T11:12:02.686912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043760
observed b7a7e92990975166293f8bf2b4f80d4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:02.670433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043760/manifest.json
observed 7d9e637fc8e45607c0199ab0fb5ffe3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:02.652987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043760/publication.md
observed d2278dc26138941adb5f45f5c4350cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:02.632761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043760/publication.txt
observed a684de8001a3be2f9988549bc5991418...
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.