OpenTechnical

OT-2026-000050536

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000050536) never changes.

Identity and time

Publication numberOT-2026-000050536 · never reused
Internal UUID01a0ae82-5c49-72b8-b254-81c8765e6ba5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050536
StatusPUBLIC

Content hashes

Canonical text8e352c27a1b58301f10afe86e014a989974c3aa762ea32d9fa1aa121a2605cf0
Markdown2b7fc1f3b73560bd81cfb0f699c4ef8ee091394bb5244f9b17eb9885f995a2b7
PDF
Publication pageb89cf7af4ffc7d5e5e47fb80aed455bcd8538ae831621c8d3687b0c3b849d227
Manifeste80e59095b4269110d13d7ab14abfd1c72a7ea47161137518f554dc0b25b213c

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
Signature2ZMe8Nl1/rSnXvkHBo8Kk4U9SigRExuBmhpYoR5PFh3ASyR6ksV0UeiQcPZcbqgqspQN2ZE90BCnql25mvayAg==
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

2026-09-17T11:01:37.933512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050536
observed b89cf7af4ffc7d5e5e47fb80aed455bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.916289ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050536/manifest.json
observed e80e59095b4269110d13d7ab14abfd1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.899027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050536/publication.md
observed 2b7fc1f3b73560bd81cfb0f699c4ef8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:37.880450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050536/publication.txt
observed 8e352c27a1b58301f10afe86e014a989...
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.