OpenTechnical

OT-2026-000043788

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed blow-off after set-down

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-2026-000043788) never changes.

Identity and time

Publication numberOT-2026-000043788 · never reused
Internal UUID01a0ae7b-d676-7ca5-a29d-3cf65fcc89aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043788
StatusPUBLIC

Content hashes

Canonical textf46270cdb05bcad324cca1d475fea04cc66cdeb70ec618b56ef8e8ec6563a021
Markdown01be6c663c7dec4bb6bd65a7ecb2abb32aec5677b06976afb6da8a31896f09e6
PDF
Publication page4cec616c3d504b6f66310a7bbe580555acd6e6859949f1422b187ca21aa09a94
Manifest27c28398f9293db85fd228ed6fb0401d9501f383c0cf724fae28e8060a99cd24

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
Signaturedor4+46P37oUN2IkKb0pePGd4eAsM4T0blwoQy6m++Sjbb3gweztby+bHXd1GMIF3GzF0Lo/MGM0k8fxPcepBQ==
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

2026-09-17T11:12:05.101572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043788
observed 4cec616c3d504b6f66310a7bbe580555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.082720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043788/manifest.json
observed 27c28398f9293db85fd228ed6fb0401d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.061635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043788/publication.md
observed 01be6c663c7dec4bb6bd65a7ecb2abb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.041424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043788/publication.txt
observed f46270cdb05bcad324cca1d475fea04c...
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.