OpenTechnical

OT-2026-000085351

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, sustained blow-off before 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-2026-000085351) never changes.

Identity and time

Publication numberOT-2026-000085351 · never reused
Internal UUID01a0ae99-aaaa-78ad-bc84-24b11ad742e0 · 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-2026-000085351
StatusPUBLIC

Content hashes

Canonical text4b8e2a3d4c88948e0d995a5dc4d0c1af8fa19d824655f1504c42cfd15a05760c
Markdownc85f76ecfcedd8849c99f0515302519f4d5a7616e28eeb79d2dc214ce8af2e04
PDF
Publication pagee7e51b7036bfaa77c0da9f8aac17f0945776419e664c0f9bd26e9d45c06f5391
Manifest9d8eabec96f5e6d6806708b0b33ee981512f9996c26b6447ad10b3cd3af0d2d0

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
SignatureLhQ53plpWZh94eHgfDHnP8NYMO3tdIbTXkkhk4po9Z8FV5Qvm3/3DQC9hXp9A9CMZgpNj+QQ+q7lMheP0oB3Cg==
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

2026-09-17T09:54:04.890929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085351
observed e7e51b7036bfaa77c0da9f8aac17f094...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.874264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085351/manifest.json
observed 9d8eabec96f5e6d6806708b0b33ee981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.856017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085351/publication.md
observed c85f76ecfcedd8849c99f0515302519f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:04.839062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085351/publication.txt
observed 4b8e2a3d4c88948e0d995a5dc4d0c1af...
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.