OpenTechnical

OT-2026-000091207

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two 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-2026-000091207) never changes.

Identity and time

Publication numberOT-2026-000091207 · never reused
Internal UUID01a0ae9c-f16b-7d3e-a274-e4411990c916 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091207
StatusPUBLIC

Content hashes

Canonical textd58b4f5e346216464fbf2a4a854519398d62e8a4fbf905db66dbba9587111295
Markdown50c8024720b6f82d0682ca9b70d7d34666b061afa5ccf7b7416e1416d49a92ba
PDF
Publication pagec999f162512f23338e6c7b421d535f6ac7afba4e855d442f44af34af3af8ab38
Manifest4d9fc22cd106f59e081b5027aa1b76af5ce40075c76db301a5b6c96c8ca2cbca

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
SignaturelZv488Udt35lK+zsUxcIdd955JyxaFY64pqVj+WTvC5jcvzH/KFAhdFjaTsM49aMwzCnwVed/B935cASr4u7Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:43:22.503613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091207
observed c999f162512f23338e6c7b421d535f6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:22.487338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091207/manifest.json
observed 4d9fc22cd106f59e081b5027aa1b76af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:22.469973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091207/publication.md
observed 50c8024720b6f82d0682ca9b70d7d346...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:22.452873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091207/publication.txt
observed d58b4f5e346216464fbf2a4a85451939...
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.