OpenTechnical

OT-2026-000006196

Publication integrity record

Vacuum cup gripper, four zone face, three stage ejector, sustained blow off before set down

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-2026-000006196) never changes.

Identity and time

Publication numberOT-2026-000006196 · never reused
Internal UUID01a0a952-987f-75ac-9a7a-d7522f947d8a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:25:57.634294Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006196
StatusPUBLIC

Content hashes

Canonical text917e9051727fb98507ef9d9572d9c341afd482f6d27e3f3b3f787d24368049e9
Markdown4e2aa17322b518096e6ecd3a891013f38fae8b56c68579e85bd5ef1bb38dce61
PDF
Publication page0e5b49fbb508201b011e2ceaa1c230dfe1137aa5ecf4795419c2fa1379e3cddc
Manifestd0b12b56d5999484a8c8be5727108a991e83df463d7ad57c20ed22700f768806

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
SignaturenZexe5jL0PRZgar8HOKvstBbYBTwsneLZnmCNXSMzQgdDdx+MIkFknoA3VtfPIhsJmgMp5xRXZ30c/cnmIhiAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:16.391015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006196
observed 0e5b49fbb508201b011e2ceaa1c230df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:16.377326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006196/manifest.json
observed d0b12b56d5999484a8c8be5727108a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:16.237532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006196/publication.md
observed 4e2aa17322b518096e6ecd3a891013f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:16.223284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006196/publication.txt
observed 917e9051727fb98507ef9d9572d9c341...
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.