OpenTechnical

OT-2026-000064823

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, pulsed 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-2026-000064823) never changes.

Identity and time

Publication numberOT-2026-000064823 · never reused
Internal UUID01a0ae8d-debb-7195-b473-d8ecd7702bb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064823
StatusPUBLIC

Content hashes

Canonical text2460e90f6a2a3396db1b0dc293c409e0f816f3897fe3d57123eaf9ca9bb25183
Markdown7231113e77f2ac2649a655c3e3056f6de385c90288addb78a8a00f734c380dc8
PDF
Publication page483782de8181b69e55226bd85f76a43a7394457681cfeddce20bc06b1e7b182f
Manifestd1c17943bef4d2d0fda62db827ba894628da43d8590ef4f7fcd54da670d3716a

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
SignaturePE4S06RJDMghI/to76+dXBg0Pp6oiKfoJrzKPGRPKbmYa3PCFuugcbEyBLeH1gi0BraZDsGxEYw8UTOBpJrYBw==
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

2026-09-17T10:35:43.731966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064823
observed 483782de8181b69e55226bd85f76a43a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.715895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064823/manifest.json
observed d1c17943bef4d2d0fda62db827ba8946...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.699720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064823/publication.md
observed 7231113e77f2ac2649a655c3e3056f6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:43.681416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064823/publication.txt
observed 2460e90f6a2a3396db1b0dc293c409e0...
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.