OpenTechnical

OT-2026-000030164

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000030164) never changes.

Identity and time

Publication numberOT-2026-000030164 · never reused
Internal UUID01a0ae73-e500-721a-9aa6-dd5335486639 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030164
StatusPUBLIC

Content hashes

Canonical text19b7c96f5869a731855ab8b1b6be5692d7505253c391ff4f6d8f5638ff65d5d2
Markdownbe28a75552b4f6ad64253d21280b1e1ebfd41b716f7490af8df4daf0907902b3
PDF
Publication pagee0c8aa0e775e31ab64918c8485a3113e7290425dacba9fa9bf66d7d630a2db8c
Manifest65d1e97d74b931974d9197d440fe2d0a998b91c6e90b395b1f50f7af99028ff5

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
Signature73Kimvjukg9dj2JQaSKxG4OY5FlU+zkT16vRnYq0YbdUSzK5wLWyfCjwKDXw5xUBq54vFpJ9fnhDZFrcTWs2DQ==
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

2026-09-17T11:40:31.397426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164
observed e0c8aa0e775e31ab64918c8485a3113e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:31.377816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164/manifest.json
observed 65d1e97d74b931974d9197d440fe2d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:31.358910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164/publication.md
observed be28a75552b4f6ad64253d21280b1e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:31.341871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164/publication.txt
observed 19b7c96f5869a731855ab8b1b6be5692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:47.784478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164
observed e0c8aa0e775e31ab64918c8485a3113e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:47.764708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164/manifest.json
observed 65d1e97d74b931974d9197d440fe2d0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:47.744526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164/publication.md
observed be28a75552b4f6ad64253d21280b1e1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:47.728028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030164/publication.txt
observed 19b7c96f5869a731855ab8b1b6be5692...
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.