OpenTechnical

OT-2026-000079196

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, vented after 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-2026-000079196) never changes.

Identity and time

Publication numberOT-2026-000079196 · never reused
Internal UUID01a0ae96-0b8f-7d42-a4df-3e1ed9e54b2c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079196
StatusPUBLIC

Content hashes

Canonical text8c2ffc48bb6c324d873bd410e77227efd3eff6612932f3620ce3dad5d8df27d3
Markdown0022c83f987692f2260bfcd8065b281026d8df87a5a5b64317f8767aa0956035
PDF
Publication pagef0f73520a717462c77cc83f7f549a692f3e5915e86d0c54514ca7e6813778808
Manifestbef7d98189ba4e6ec4bb175a71112be709c7eeecbd7272eec888e64851980cf8

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
Signaturem+KoaJrHn+wDYBdvKoVTQ8d1kzvTOn1dhaUs8NxCLSZddFVo4xHSqFY0bmfiUJKCJYZEeds/5vSFPscJ35PJCA==
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

2026-09-17T10:04:47.339888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079196
observed f0f73520a717462c77cc83f7f549a692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.323443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079196/manifest.json
observed bef7d98189ba4e6ec4bb175a71112be7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.305961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079196/publication.md
observed 0022c83f987692f2260bfcd8065b2810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:47.289731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079196/publication.txt
observed 8c2ffc48bb6c324d873bd410e77227ef...
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.