OpenTechnical

OT-2026-000075842

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000075842) never changes.

Identity and time

Publication numberOT-2026-000075842 · never reused
Internal UUID01a0ae94-29fe-78f6-b808-783673208844 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075842
StatusPUBLIC

Content hashes

Canonical text5baa3e424d9b5b34b67867a571a8d11b0de1c1b4bc354e3226f9aa84d1e75f62
Markdown0daec2666a17830fc799b8ef677eae88af985a8fd751a657bd7828bb91d848bb
PDF
Publication pagec384ff25bf5924576ac7996dcc5357f8b36e7ccebbad5f280062b21a3f7de535
Manifestd6126bc98c683400c99c12541f01e17e50e19347ff485ae42781597a30c371c3

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
SignatureSxTeRbcxwqMaMLFReJqlCvlcJ6s+Tx9duAjPAimB/KeRQDFHaKbK+wmvRCiRVErEYDB5apvdaCJU7H4eYNrlCA==
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

2026-09-17T10:14:31.198062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075842
observed c384ff25bf5924576ac7996dcc5357f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:31.056410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075842/manifest.json
observed d6126bc98c683400c99c12541f01e17e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:31.035843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075842/publication.md
observed 0daec2666a17830fc799b8ef677eae88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:31.016668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075842/publication.txt
observed 5baa3e424d9b5b34b67867a571a8d11b...
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.