OpenTechnical

OT-2026-000050120

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000050120) never changes.

Identity and time

Publication numberOT-2026-000050120 · never reused
Internal UUID01a0ae81-fd79-70f7-befe-44637e8d9261 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050120
StatusPUBLIC

Content hashes

Canonical text7e02508edb1dfbaf09a22991b5f5043d65a4a7e3cafb7d2b1699b560304da9eb
Markdown026a3391d24fdac5930b7f6653bcc9463ba45e843a3d8b1aa9b6ef38b1dcc540
PDF
Publication pagead2d124053fb024a90eb04cbe7e839caf55e8182c09d560abce39df3f2f24a3c
Manifest9665575a0811a37b3cfe171b4c94b46114b7d2c06bf8e147ff260d26c671f83b

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
SignatureoPLVOP+aarHL6rZwmGlio5b/SEy35PDyE4iwWPEwDLx6ilediy+A0x3/h+wzXVoiVXK5dk8IvDK+3FqhHJn8BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:02:07.523049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050120
observed ad2d124053fb024a90eb04cbe7e839ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.506198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050120/manifest.json
observed 9665575a0811a37b3cfe171b4c94b461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.486829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050120/publication.md
observed 026a3391d24fdac5930b7f6653bcc946...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:07.466088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050120/publication.txt
observed 7e02508edb1dfbaf09a22991b5f5043d...
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.