OpenTechnical

OT-2026-000060376

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, sustained 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-2026-000060376) never changes.

Identity and time

Publication numberOT-2026-000060376 · never reused
Internal UUID01a0ae8a-b7ca-748e-ab02-cf3a6fa32392 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060376
StatusPUBLIC

Content hashes

Canonical textd4fc742c08da28c4d21ac5c6256d5050da8e962034a213fddc15c442fc47987a
Markdowncf8548416a153168bd90f6e5719e6587aa6cc218c48e7fc9671c500ae07ddc56
PDF
Publication page48c0803fe24347e51acfb9698b3b5bcf9fcac77531bdddf95dec4504becff148
Manifest03a63639d7840a53b3e587a9da86c3980576521d78ec9d8cdb5f2c4402c2306f

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
SignatureTzG4ULQ1tJ+v0CoSI9DEuoOZxZ3r6ENXMC/gAuIRAv9FhOxm7dF1MgIZlm3MaHKL2D/HiRuMCWqHMEtFl3l9AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:42:50.416419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060376
observed 48c0803fe24347e51acfb9698b3b5bcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:50.397540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060376/manifest.json
observed 03a63639d7840a53b3e587a9da86c398...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:50.380045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060376/publication.md
observed cf8548416a153168bd90f6e5719e6587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:42:50.361857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060376/publication.txt
observed d4fc742c08da28c4d21ac5c6256d5050...
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.