OpenTechnical

OT-2026-000095073

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, 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-2026-000095073) never changes.

Identity and time

Publication numberOT-2026-000095073 · never reused
Internal UUID01a0ae9f-2df0-7ae3-9ad0-4abca331af45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095073
StatusPUBLIC

Content hashes

Canonical text08753a6bf0ad574511d5966318c5a1473ccd1c20dc41deb6d2e579751fc17261
Markdownc0d6f87707784514b1bd0fe614a381a21bf950594ee28fde78f5b9ed04561aea
PDF
Publication page5dcd6fd4b992c24a418c1b441ee11f9441b895754bee07539142426938a99985
Manifest0a4ad251ce30daeb404bca8bf34fc980298374106a03c537e86d36b95148df1b

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
SignatureumA8/gcXrs7nL6l+jaGXDbYx2UQguwoMXHDvWcaRKpAMssNu12RzGXx4IkePNhztJIGHRLhcnWEjzXPETG8HBA==
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

2026-09-17T09:37:02.607762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095073
observed 5dcd6fd4b992c24a418c1b441ee11f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.583894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095073/manifest.json
observed 0a4ad251ce30daeb404bca8bf34fc980...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.567264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095073/publication.md
observed c0d6f87707784514b1bd0fe614a381a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:02.544651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095073/publication.txt
observed 08753a6bf0ad574511d5966318c5a147...
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.