OpenTechnical

OT-2026-000010495

Publication integrity record

Single cup vacuum gripper, three stage ejector, pulsed blow-off 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-2026-000010495) never changes.

Identity and time

Publication numberOT-2026-000010495 · never reused
Internal UUID01a0ae6c-0ee7-7a82-a844-11cd9e89406b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010495
StatusPUBLIC

Content hashes

Canonical textda020d3204296ee90418c83168cc0de20c7569767ef55af3b1445b1f8d840d51
Markdown7378dfc328111e7c0aaa7d553d436c36d87f3a006e84a69a9d12a57d1b2d845d
PDF
Publication page6f17d535291972af2c100eabf97e7c5b4e4f055ee6273810c037de670e38a3d5
Manifest548cd79061a67cf6452c76e5edcd01cd7c0e7b2495ab9a1ce87f8b86f9968c62

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
SignatureD9mMKjSxr/dn7Eyuw5D/BxpAhHLhWMFRhhualQmHniGEtcCclZRon6uo6MBPIjyb2cvGGmf4yYvhXNkkgoFWBw==
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

2026-09-17T12:14:38.800002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010495
observed 6f17d535291972af2c100eabf97e7c5b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.779877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010495/manifest.json
observed 548cd79061a67cf6452c76e5edcd01cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.759459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010495/publication.md
observed 7378dfc328111e7c0aaa7d553d436c36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:38.739076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010495/publication.txt
observed da020d3204296ee90418c83168cc0de2...
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.