OpenTechnical

OT-2026-000065763

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000065763) never changes.

Identity and time

Publication numberOT-2026-000065763 · never reused
Internal UUID01a0ae8e-46fb-7a9d-aa13-c0d9b954df1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065763
StatusPUBLIC

Content hashes

Canonical text8e4c1ab29629fcae21b85014da5c6aacc4261a5883eff83e7f11f9d4fcba1f7c
Markdown865f61d0758c07a366db3d09e8d7b0ae9a4d366019b112ba417d85237896f2c6
PDF
Publication page14f9e86a810c9d859f4c41931b9ff7bf284a71243ee2475b611a16ba4893cf22
Manifest98a740b5cc91866c256a1dd573645a8eee7389587dad041b4594fcefea7230b7

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
Signaturel9Z2XiruKTnwiRwQ30gOT1sc4v5xe7mOa85ZBLYNwqL2hzjwLJyHdH+uOn7GJiJ6ZuiAFGiFEj67/QrjEN5/DQ==
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

2026-09-17T10:34:11.812364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065763
observed 14f9e86a810c9d859f4c41931b9ff7bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.793673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065763/manifest.json
observed 98a740b5cc91866c256a1dd573645a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.774167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065763/publication.md
observed 865f61d0758c07a366db3d09e8d7b0ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:11.756716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065763/publication.txt
observed 8e4c1ab29629fcae21b85014da5c6aac...
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.