OpenTechnical

OT-2026-000085586

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two 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-2026-000085586) never changes.

Identity and time

Publication numberOT-2026-000085586 · never reused
Internal UUID01a0ae99-aaac-78b6-b4f8-3687a1219b52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085586
StatusPUBLIC

Content hashes

Canonical texte293172f99d9d10a31269f0942248f17907ebefe621ef99293915c30abbbaa42
Markdown1b6dcbdcc3f792c0ffed44859944de5cfcab29416858707cba7aa0c327bba39f
PDF
Publication page69e9a402160ee454347bdbebd27ca186de0625577824ece6d221888ddd0b8d9a
Manifestae248721807a09c42c94a2ffb091cca90be6b98250e1c4c96563aa8071501c3a

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
SignaturejsHFXYqqA2dvxfpd4mNI3BhWipuqvfa34aILre6s9eQvVUFy+1Y0qlTnuJfP3ht4Ct9DOXKWohKUu7wPQjGxCg==
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

2026-09-17T09:54:27.486732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085586
observed 69e9a402160ee454347bdbebd27ca186...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:27.466921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085586/manifest.json
observed ae248721807a09c42c94a2ffb091cca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:27.445129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085586/publication.md
observed 1b6dcbdcc3f792c0ffed44859944de5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:27.427624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085586/publication.txt
observed e293172f99d9d10a31269f0942248f17...
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.