OpenTechnical

OT-2026-000099932

Publication integrity record

Foam pad vacuum gripper, four zone face, pump 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-2026-000099932) never changes.

Identity and time

Publication numberOT-2026-000099932 · never reused
Internal UUID01a0aea3-1473-7539-9d1f-f82d1456d04c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099932
StatusPUBLIC

Content hashes

Canonical text43d12bfd439c956d37f16f64d46f0c0ae62ff53945bb11393dc036e3e42582ef
Markdown21fa834243fa8c5180139050b3982445b29a5bc560b9836648ec5eb7c7a926ff
PDF
Publication pagecfc4a76a7a5e1eef18c22d2a0e5ad7ee6db290ac268b50be6565ba125bfa7ca1
Manifest627ee6dd5dee22706c263029b658e6ac5bb4a5d0a80c949205c16581aad07e69

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
SignatureLvALhc/frkjkMrW1Ag98+C3NekkILphrxbZQywGhjxhBoPmzMn1PmDi/SYzW8WeNtGJb+qoLQLm659tvMLodDA==
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

2026-09-17T09:30:34.729860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932
observed cfc4a76a7a5e1eef18c22d2a0e5ad7ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.712591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932/manifest.json
observed 627ee6dd5dee22706c263029b658e6ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.696770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932/publication.md
observed 21fa834243fa8c5180139050b3982445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:34.678655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932/publication.txt
observed 43d12bfd439c956d37f16f64d46f0c0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:50.298675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932
observed cfc4a76a7a5e1eef18c22d2a0e5ad7ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:50.279333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932/manifest.json
observed 627ee6dd5dee22706c263029b658e6ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:50.260512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932/publication.md
observed 21fa834243fa8c5180139050b3982445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:50.240000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099932/publication.txt
observed 43d12bfd439c956d37f16f64d46f0c0a...
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.