OpenTechnical

OT-2026-000094770

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000094770) never changes.

Identity and time

Publication numberOT-2026-000094770 · never reused
Internal UUID01a0ae9f-2ded-79f2-9434-f4014366ed60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094770
StatusPUBLIC

Content hashes

Canonical text800860120c908abbe01333c172687f342ba4bdc302f74e5112038723187c9371
Markdownb3cd42b8c4a73b654e98a40c745a752621b7d1a3589174cb6cc420132036ae5a
PDF
Publication page9a999dc27fd9c9888f133c6417ca0c930ec4d6954e7d7f1282a823d6f0e5260d
Manifest53b58043ce72c7e2a62e0cfa2fa63a50d659db24ee8369520ebc1c7a6d527031

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
SignaturezSrGVkIhDtioiyFg6exvZvlmhxV8vYWxsjZJ18VhqsWd7Q5RphBifrU6ELG04VHC+PYBFe/+WBXutnEE/V7pAg==
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

2026-09-17T09:37:14.934350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094770
observed 9a999dc27fd9c9888f133c6417ca0c93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:14.916323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094770/manifest.json
observed 53b58043ce72c7e2a62e0cfa2fa63a50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:14.898085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094770/publication.md
observed b3cd42b8c4a73b654e98a40c745a7526...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:14.880902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094770/publication.txt
observed 800860120c908abbe01333c172687f34...
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.