OpenTechnical

OT-2026-000011395

Publication integrity record

Single cup vacuum gripper, three stage ejector, vented after set-down

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-2026-000011395) never changes.

Identity and time

Publication numberOT-2026-000011395 · never reused
Internal UUID01a0ae6c-88fe-72ed-a168-128599be6a26 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011395
StatusPUBLIC

Content hashes

Canonical text0eba0d7f56d28ea318227464f459fc307f694de0a56a9d4f091ab56222f2aa98
Markdown7eaa044ac0a10b978033a162129fa1b39cba8cd3bfb37245a4be3018d6505c94
PDF
Publication page1d285cbe7b921e75cc9d9cb350a7193529d1c8dd27e819fb40ad9dc499ad40fa
Manifest07b2a5d70aad4eeb0d47811a8efb060c069921f1eb4e774c59d0bc3130318c46

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
SignatureESfFgktSqpHJ90vtuR7USzHpiD21jDf7kZKZ8NGjlN8APilagv1DEEOOIFrDsh/kh9zHwN3JD7vNa2hwHzirCg==
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

2026-09-17T12:13:08.529369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011395
observed 1d285cbe7b921e75cc9d9cb350a71935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:08.511505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011395/manifest.json
observed 07b2a5d70aad4eeb0d47811a8efb060c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:08.492350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011395/publication.md
observed 7eaa044ac0a10b978033a162129fa1b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:08.473637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011395/publication.txt
observed 0eba0d7f56d28ea318227464f459fc30...
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.