OpenTechnical

OT-2026-000034201

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034201) never changes.

Identity and time

Publication numberOT-2026-000034201 · never reused
Internal UUID01a0ae75-df0d-7cbf-887f-663da6b776b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034201
StatusPUBLIC

Content hashes

Canonical text90982a0dade04a73e336584cae8c74294048001270f3939b52f5e9091f042fe4
Markdowncee75c8b5661a13359c19fc4a491de50761e92cefde39176a9b6a23b970abe82
PDF
Publication pageb2fea37cda34bf3e7a892ea107a61eac5423a29ed7b5012d36101531f53a7040
Manifest3b37667241298baa62db9b1c9aa947ed0f051db1688f9e0ff0dd146dece51f8e

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
SignaturetSvicRJLOX/vLg1hqIKx1VPODlFKWiElp9iMraoJeE1m2oWkO8OCqvB4LNLdNgxddt5NUHRtso7wX3o9wZjJDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:44.649713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034201
observed b2fea37cda34bf3e7a892ea107a61eac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.631620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034201/manifest.json
observed 3b37667241298baa62db9b1c9aa947ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.612002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034201/publication.md
observed cee75c8b5661a13359c19fc4a491de50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.593625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034201/publication.txt
observed 90982a0dade04a73e336584cae8c7429...
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.