OpenTechnical

OT-2026-000095223

Publication integrity record

Four cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000095223) never changes.

Identity and time

Publication numberOT-2026-000095223 · never reused
Internal UUID01a0ae9f-8f70-7c6a-a4c3-ffee4cf63498 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095223
StatusPUBLIC

Content hashes

Canonical textcef766cd2489778b479c3028c2a72f5b0119eb39e82f690ad5d79f8786e6b5a2
Markdownb9d81835340100c4430d8ce5f349a463cb668fa8ee6dd69c8825cb8de665fb2c
PDF
Publication page4bd0bf4733b35345bb59975d97cc8c299f1d828dd6fd8319692baec2f542c984
Manifest16886b3b832e3b2cb7a31243aa1e27c6d04d076f8984f667917a0ac3edf975d4

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
SignaturelGJgx12sJfirCNIlMO2QM13GddFVQQx9c/QrvrakhSn7Hw3dMG2z+bG9kxfIFYFLL2k/M5okpjWqNc6V/gztAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:32.693651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095223
observed 4bd0bf4733b35345bb59975d97cc8c29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:32.674111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095223/manifest.json
observed 16886b3b832e3b2cb7a31243aa1e27c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:32.656073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095223/publication.md
observed b9d81835340100c4430d8ce5f349a463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:32.639754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095223/publication.txt
observed cef766cd2489778b479c3028c2a72f5b...
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.