OpenTechnical

OT-2026-000087347

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000087347) never changes.

Identity and time

Publication numberOT-2026-000087347 · never reused
Internal UUID01a0ae9a-cd4f-785b-b662-f05a94f01b17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087347
StatusPUBLIC

Content hashes

Canonical textf063104f6d48531fba2f78c0e519cc4fee27a3e12959fd90bf6361ca78430096
Markdown1dbaafa300020274227f4d82365baacfdacb088843bf9b6a338bf6d85d19cf59
PDF
Publication page6f78121c19935cfd8ccd7ad792fe0887755c056d61d6f9128bbec5bcd20d3086
Manifest73abe7fe95c08c3cdcbedcf6241095338cba44ac4c6c05fbd6702c0584353d18

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
SignatureNXsW6lYK9z38eYfx3mBX6QgH48p8bCUEDcHZSfI0ca6UbUq91pZpDNB2Qtar/ppl1BMs2fy0uISl/r1/2KVwBw==
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

2026-09-17T09:50:31.210439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347
observed 6f78121c19935cfd8ccd7ad792fe0887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.209848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347
observed 6f78121c19935cfd8ccd7ad792fe0887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.190759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347/manifest.json
observed 73abe7fe95c08c3cdcbedcf624109533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.190720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347/manifest.json
observed 73abe7fe95c08c3cdcbedcf624109533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.172583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347/publication.md
observed 1dbaafa300020274227f4d82365baacf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.171077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347/publication.md
observed 1dbaafa300020274227f4d82365baacf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.154740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347/publication.txt
observed f063104f6d48531fba2f78c0e519cc4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:31.154433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087347/publication.txt
observed f063104f6d48531fba2f78c0e519cc4f...
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.