OpenTechnical

OT-2026-000095107

Publication integrity record

Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000095107) never changes.

Identity and time

Publication numberOT-2026-000095107 · never reused
Internal UUID01a0ae9f-2df1-7a03-bed1-ac9fbac2b4b0 · 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-2026-000095107
StatusPUBLIC

Content hashes

Canonical textfafe6f570743e83b94934ca6ae0d549f4c5ba88ff81c56fcbc97259fc538cf77
Markdown4c9ea15e2d6556998a6502e6ea73893af49d819d509bafe197726e4ec2baec16
PDF
Publication page92082388e809072b1dcc975210942b264c7cbd22fce7345ea127f05008cfc4c3
Manifest58b32708a9a1617692b69d8f8e8934d7b71a1c82ea7a8282ff00f6ef1a7b8e34

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
SignatureRZ/VtOFxDbizPH1Z2hO/KqXpHxccxTCyOj97ZNQQxkn2pft83zx1y6mSkw6WQAGeirUVJz6AUMsJw2u5tAwYCg==
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

2026-09-17T09:37:43.128368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095107
observed 92082388e809072b1dcc975210942b26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:43.111291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095107/manifest.json
observed 58b32708a9a1617692b69d8f8e8934d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:43.088403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095107/publication.md
observed 4c9ea15e2d6556998a6502e6ea73893a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:43.070062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095107/publication.txt
observed fafe6f570743e83b94934ca6ae0d549f...
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.