OpenTechnical

OT-2026-000095371

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, sustained 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-2026-000095371) never changes.

Identity and time

Publication numberOT-2026-000095371 · never reused
Internal UUID01a0ae9f-8f71-7fb6-b547-9b10d0190e60 · 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-2026-000095371
StatusPUBLIC

Content hashes

Canonical text306b5c422ec5d4a3c80c3287f14c58ff86e21ee4be5e2e1121e0dc0529f137c2
Markdown2d24288f2314a0299d0c62e7852f667f7eb2a293e85b9e3be65f3ce56648b07d
PDF
Publication page45baab5b76fa784287ffd24a5a9756e508834bf0eab5cb2cae72087995c04787
Manifest073db9e6135c933a900a2ac7ba46800e90801c7974e1bdeb1d447d0897754f43

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
Signaturexg+yePRE6Ggw5Zjbb3UB5YCPCUcocCr2O9d4QRpSImygvDqj6BtUybGAJEXmpmcd5EVlB+hCx6xrRg8f5ktxAA==
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

2026-09-17T09:36:44.314275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095371
observed 45baab5b76fa784287ffd24a5a9756e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.297409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095371/manifest.json
observed 073db9e6135c933a900a2ac7ba46800e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.277046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095371/publication.md
observed 2d24288f2314a0299d0c62e7852f667f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:44.259240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095371/publication.txt
observed 306b5c422ec5d4a3c80c3287f14c58ff...
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.