OpenTechnical

OT-2026-000065599

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000065599) never changes.

Identity and time

Publication numberOT-2026-000065599 · never reused
Internal UUID01a0ae8e-46fa-7524-9d47-b80fedc39e7e · 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-2026-000065599
StatusPUBLIC

Content hashes

Canonical text99c653d12cb133dd5f5c63acdf096b79fc3ec16a7529c7f8ef868106d5e13e8d
Markdown58125da3ff9c3774bbb7ae3d7b830b3f3a2f6ebc47c970c9f1b2f4a43c623b53
PDF
Publication pagefa33bdb55545040952a02c48b7f2e709ec66b02d7f18a141ee5a26bffdde0baf
Manifest82c89c39f41c8e25ed87449e25b0a471d55fc359c30654570f68dde9d5d1a8a7

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
SignatureiQIcRfByiQ9GeWBNhws4Chloq7Q2wfx0+Int5cU4PMxMjCQyc0wwRYcuywVxieAkoiAW3p+kTYbZ/SRaj2zsCw==
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

2026-09-17T10:33:58.264730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065599
observed fa33bdb55545040952a02c48b7f2e709...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.233257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065599/manifest.json
observed 82c89c39f41c8e25ed87449e25b0a471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.201725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065599/publication.md
observed 58125da3ff9c3774bbb7ae3d7b830b3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.148968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065599/publication.txt
observed 99c653d12cb133dd5f5c63acdf096b79...
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.