OpenTechnical

OT-2026-000090711

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000090711) never changes.

Identity and time

Publication numberOT-2026-000090711 · never reused
Internal UUID01a0ae9c-7f31-7bc3-8d22-f9d2c1eae264 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:46.997728Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000090711
StatusPUBLIC

Content hashes

Canonical texte2d247354d536766a6ec62bbedb013e31cc249aea8ecbb788d74774b1cab9f48
Markdown74b53f33b8c7162e916ee599d93d5b759aef759ff440dbd0d3127140d8073c2c
PDF
Publication page3d3a32da56ff857d88869464900bf63461b7ec37144838e90fd299dde5897a0d
Manifest91817d5260e3a5dda59424a0abffe6170c827e8703d4692c6017da32f94f1be3

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
Signature0LZ5h0oUiXcsK2SvYTVrNoSorjioEhT/4nyGxZ3nUHjL9ah2gODQGmdhjx8B1npIS+YsYtBdg+oyn6WfflYpAw==
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

2026-09-17T09:44:54.999713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090711
observed 3d3a32da56ff857d88869464900bf634...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:44:54.982941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090711/manifest.json
observed 91817d5260e3a5dda59424a0abffe617...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:44:54.964947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090711/publication.md
observed 74b53f33b8c7162e916ee599d93d5b75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:44:54.935531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090711/publication.txt
observed e2d247354d536766a6ec62bbedb013e3...
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.