OpenTechnical

OT-2026-000056936

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000056936) never changes.

Identity and time

Publication numberOT-2026-000056936 · never reused
Internal UUID01a0ae87-7af9-7380-bf46-7155fb1deef8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056936
StatusPUBLIC

Content hashes

Canonical text9c3051abff6e14eb3228e4a90f7a4ecb1e778d18cf789c969af4345e12140d22
Markdown274792a579f4f4e1e697d060bff073a3e2002d6efa6e0f28f69587887332f523
PDF
Publication page7bc8f1755a9ad426c14e1da517af8d95e16dc77ac2ba295813af90fd1208a35a
Manifest8460508269c6ab3dced500246f79c79e5a027bda4aab3c1afecae7de171c154a

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
SignaturesqIcTRYNxIm0sDHc7N/3hZLgHffDIEmp3emAzC7TBMp4rLWvUvleCqk/aodeGaOywAZk5E1+fMyf6YMJWM1uDA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:29.167365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056936
observed 7bc8f1755a9ad426c14e1da517af8d95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.148671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056936/manifest.json
observed 8460508269c6ab3dced500246f79c79e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.131782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056936/publication.md
observed 274792a579f4f4e1e697d060bff073a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.114950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056936/publication.txt
observed 9c3051abff6e14eb3228e4a90f7a4ecb...
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.