OpenTechnical

OT-2026-000085089

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, sustained 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-2026-000085089) never changes.

Identity and time

Publication numberOT-2026-000085089 · never reused
Internal UUID01a0ae99-43b9-7bd8-9781-28e6e43a2a69 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085089
StatusPUBLIC

Content hashes

Canonical text38e9d85be87e2352c70b35a8ab7cbab81a6144da832a053b52bfbfbcac8e304b
Markdown286c041b07f932c7646017c23dc9b7d0958a5800b5444b39fe50bf2311891b86
PDF
Publication page0a7915b05e8d681ddb47c3dba9623ad4a738ac9365e0fcb20803dbde3a195edd
Manifest811f95dd4f4286a851cefcff37e2b329cf34141c736c23f0e3a26c7d812c1584

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
SignatureBSzSnP0BHTL8kHTQJYVCk2RE/A8kplCIsitiMWAEyLdcBkAAdv1SgdqONhoUljq48kNuQirk3K2c6eUCTDyHAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:09.138316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085089
observed 0a7915b05e8d681ddb47c3dba9623ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.119614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085089/manifest.json
observed 811f95dd4f4286a851cefcff37e2b329...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.102018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085089/publication.md
observed 286c041b07f932c7646017c23dc9b7d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:09.083935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085089/publication.txt
observed 38e9d85be87e2352c70b35a8ab7cbab8...
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.