OpenTechnical

OT-2026-000041616

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000041616) never changes.

Identity and time

Publication numberOT-2026-000041616 · never reused
Internal UUID01a0ae79-e8a0-7427-86cc-6a40537b1cfc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041616
StatusPUBLIC

Content hashes

Canonical text19e2441ee5500860d879f77a8aae2b9fd17ad0045bb480c04303104141a9e3f8
Markdownddf9dc6a8d5c9db35a768461b51086cd855af9d7b6bf107594ce19de4e0d21b2
PDF
Publication pageb4636b8b2d0f04b2ba529432099dd6606d51487fd53937bfdf56fbd0fdd4f369
Manifestd57c52ee9323b2341b5789c9617013d2ce722956388cf145d38e16a6051cd1df

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
Signature+dM45WTYeZWVaeB/vZ8v99fXIw/FIXPb08XyriZpRlql6oTtFHLPV1gaAbTdWjvHB7k6PFNh4jgHtt5RPZAAAQ==
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

2026-09-17T11:16:24.659662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041616
observed b4636b8b2d0f04b2ba529432099dd660...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.643703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041616/manifest.json
observed d57c52ee9323b2341b5789c9617013d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.625856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041616/publication.md
observed ddf9dc6a8d5c9db35a768461b51086cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:24.596366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041616/publication.txt
observed 19e2441ee5500860d879f77a8aae2b9f...
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.