OpenTechnical

OT-2026-000099839

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000099839) never changes.

Identity and time

Publication numberOT-2026-000099839 · never reused
Internal UUID01a0aea3-1473-7a75-9507-1aefc9d461b8 · 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-2026-000099839
StatusPUBLIC

Content hashes

Canonical text3390c3c23fe8c7e9ebf4067f6505c5a87253656b764b1bba8203fae3d687fe33
Markdown7639639fc1bc7bfeb100c819991fd67c8ce17b4acef3a4fcdb502daeda1dd2cd
PDF
Publication page3409e6c9f9cffa6c00fec84f691dd9c7e6c8ec66ea943336fea4a749778de6a8
Manifest4a476ca2a26825bdb43dcb1abfd87c88f0c66a37eb3102bfe2abf58256765e31

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
SignatureoPQEJyr2bLwxJFnJpetYwgjSXQz4DTUnb/VaDfJOLtWWOyAEthuSH+6iCEBeuIuyCKZMJVMLyYy1yKcu9lzEDA==
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

2026-09-17T09:30:20.432347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839
observed 3409e6c9f9cffa6c00fec84f691dd9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.413901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839/manifest.json
observed 4a476ca2a26825bdb43dcb1abfd87c88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.391902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839/publication.md
observed 7639639fc1bc7bfeb100c819991fd67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.370523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839/publication.txt
observed 3390c3c23fe8c7e9ebf4067f6505c5a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.512857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839
observed 3409e6c9f9cffa6c00fec84f691dd9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.495301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839/manifest.json
observed 4a476ca2a26825bdb43dcb1abfd87c88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.477719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839/publication.md
observed 7639639fc1bc7bfeb100c819991fd67c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.458950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099839/publication.txt
observed 3390c3c23fe8c7e9ebf4067f6505c5a8...
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.