OpenTechnical

OT-2026-000103194

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000103194) never changes.

Identity and time

Publication numberOT-2026-000103194 · never reused
Internal UUID01a0aea4-be3e-754b-90d1-ee48d2fb34bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103194
StatusPUBLIC

Content hashes

Canonical text19b0af7ee803cc52269360186b96bec4a1e0a4af21153708c1ee441968d0b561
Markdownfe58c45e554b0de136cc3c855f58d78ed45aeb55dd88fe533eaef59347c7a77a
PDF
Publication pagebc0e288f9c1de42b1f970974f76f2f529d2df45471b39621c3e0eb1b0378f59e
Manifest47c0b63df8cef89235219481079e9d4f3e49d5a2f4135a343def4105200a50a7

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
Signature+tRka84YKGozHeN1RmqnTj6MTSxcyk0t4O2sUY4K8Q5wRL7+CYHIBZ8z8PgRDBw+eiF9P25qAPtpYD9i+iXoDQ==
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

2026-09-17T09:23:25.100815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103194
observed bc0e288f9c1de42b1f970974f76f2f52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.083102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103194/manifest.json
observed 47c0b63df8cef89235219481079e9d4f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.065224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103194/publication.md
observed fe58c45e554b0de136cc3c855f58d78e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:25.043942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103194/publication.txt
observed 19b0af7ee803cc52269360186b96bec4...
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.