OpenTechnical

OT-2026-000096954

Publication integrity record

Three cup vacuum gripper, three zone face, two stage ejector, supply line 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-2026-000096954) never changes.

Identity and time

Publication numberOT-2026-000096954 · never reused
Internal UUID01a0aea1-01c8-7934-8ff2-3ad8175679f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096954
StatusPUBLIC

Content hashes

Canonical text7c28a0a2cd300d39f7dc00ac6726777f49ea263ab52d691fdd0875e88e5ef9f2
Markdown6ea376a23309fd381801cb540d83db667c41eebc32c0f3a33f43d0ffbaf86479
PDF
Publication page71127bc5838b79ad063736958e4b890d96a0c0ae8673ab9f7a4c2ec54b82f8a8
Manifest1618cab0da17a8c674bc318759e0e9ecdca264255f840e25533813c2dfea3400

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
Signature3msIBqgUXLZKlil5pjH5e0g0N7Vyl2rFjcGqJqDRshrbr3JqAKbAMy4A6n7lV2oGjwZozMVxtY7h1ZYgh4pVDQ==
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

2026-09-17T09:10:19.639877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096954
observed 71127bc5838b79ad063736958e4b890d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:19.620453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096954/manifest.json
observed 1618cab0da17a8c674bc318759e0e9ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:19.601554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096954/publication.md
observed 6ea376a23309fd381801cb540d83db66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:19.517520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096954/publication.txt
observed 7c28a0a2cd300d39f7dc00ac6726777f...
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.