OpenTechnical

OT-2026-000041740

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000041740) never changes.

Identity and time

Publication numberOT-2026-000041740 · never reused
Internal UUID01a0ae79-e8a1-7566-ada6-99537e5586dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041740
StatusPUBLIC

Content hashes

Canonical textce67fccb6e6952ccf312d609a9b1cc3c65f24099f3e9aa27cb15468ad100a814
Markdowndbc90c5bbe98f463948c3d7f50de570df54d3d547465164c371a340d78198c28
PDF
Publication page56df2768859ac2268812ac816b270889748615bfe32ca88b69d78cd10f2dc1c5
Manifesteef711e0bc426a4e56413c708d39e7e7d0e83a64e6e367064002529bbd99f057

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
SignaturevtGNb4z1T9uTUIL2MrocxOzLwdnqkokenTK+pXeVvx8BwhRACOQYLl0T58xyQQ4ykG4SCJ0iud+Qd83wDEVLBg==
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

2026-09-17T11:16:34.973558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041740
observed 56df2768859ac2268812ac816b270889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.955188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041740/manifest.json
observed eef711e0bc426a4e56413c708d39e7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.924164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041740/publication.md
observed dbc90c5bbe98f463948c3d7f50de570d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:34.893966ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041740/publication.txt
observed ce67fccb6e6952ccf312d609a9b1cc3c...
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.