OpenTechnical

OT-2026-000075051

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000075051) never changes.

Identity and time

Publication numberOT-2026-000075051 · never reused
Internal UUID01a0ae93-ac2e-7c87-81e4-6175b75ea802 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075051
StatusPUBLIC

Content hashes

Canonical text04deecd3e9faeb0395d55ea129b299c01c2a357cba334dad602bd063ec5dc777
Markdown2cceaa535a2c9c6c4ba38fc06a3e476e7af600b8438ae7a7f709b081019c501f
PDF
Publication pagea4c41701651b0ffbb78573238b4c9a1a22c5f02d8cbeff06ff11786690d5f43d
Manifestb6260875456261ce211c0be2850f0ddd4cfb3794dbcefbd626157410c2d101ce

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
SignaturewYfH7gY9KbzHGodY3dtxVmhCWuk8nHRUJeCGwvE3tD+o9/OJVLkczTHhU3hrMENA2C2wsFZsSm2oANg+1Z3yDg==
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

2026-09-17T10:18:52.064861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075051
observed a4c41701651b0ffbb78573238b4c9a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:52.048541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075051/manifest.json
observed b6260875456261ce211c0be2850f0ddd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:52.031714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075051/publication.md
observed 2cceaa535a2c9c6c4ba38fc06a3e476e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:52.013969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075051/publication.txt
observed 04deecd3e9faeb0395d55ea129b299c0...
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.