OpenTechnical

OT-2026-000085677

Publication integrity record

Three cup vacuum gripper, three zone face, single 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-2026-000085677) never changes.

Identity and time

Publication numberOT-2026-000085677 · never reused
Internal UUID01a0ae99-aaad-73ee-8cf1-8f4ca5e0fc7f · 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-2026-000085677
StatusPUBLIC

Content hashes

Canonical textaee5f851dbbdea1ab44a530c795f80793f687420c65cc1fce013938b08f0c795
Markdown161c6396365bf9565423c0a5fa06033128f15c926f6661d9470dea2e0150e340
PDF
Publication page4038a3f23dedb77d658ea314bea5bdaa798767ede882c845b2a3d72d71e7239a
Manifest9557ab31bae6d1a523269230b6e6b86d0d6e2d0aa7b2ead26f5d00388066156b

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
SignatureZV8Scz7lOgAw7Xocqh/rbjHVk3DQfA/In5r4radeAN/C2qFGGkGPG5lvqvkq/kvNwk3QB/zmTTIYDn9EIlVlBw==
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

2026-09-17T09:54:34.418062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085677
observed 4038a3f23dedb77d658ea314bea5bdaa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:34.400155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085677/manifest.json
observed 9557ab31bae6d1a523269230b6e6b86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:34.381978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085677/publication.md
observed 161c6396365bf9565423c0a5fa060331...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:34.363434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085677/publication.txt
observed aee5f851dbbdea1ab44a530c795f8079...
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.