OpenTechnical

OT-2026-000050856

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000050856) never changes.

Identity and time

Publication numberOT-2026-000050856 · never reused
Internal UUID01a0ae82-c7b2-727a-8b94-a5e76982e4ee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050856
StatusPUBLIC

Content hashes

Canonical text79ebf925b6f6c6466d5a4b9256ee077564493e5598e4a92f09cc74d16d46e311
Markdownd818449d173591370632394bcc408c1b9ed1054f5a15350f145786019deee630
PDF
Publication pagee4c49848c47ccc0dabeeae30088e9a7a7fbde8388e7f7174f6e6e6b0551d1ba3
Manifest82eb62cdf66d069db9f6193f643ec7440801390f5736d254a2be01226ac9851a

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
SignatureNCz5Cx1ZAZsbFrSR1tBU1uTfT9yLGygBUvVHoSFE7o3dizBPrmntlmGb5gAu+EpGKJmDL3AKQ3I4fhJJU0NwCA==
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

2026-09-17T11:00:25.918967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856
observed e4c49848c47ccc0dabeeae30088e9a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.914821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856
observed e4c49848c47ccc0dabeeae30088e9a7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.893236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856/manifest.json
observed 82eb62cdf66d069db9f6193f643ec744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.886994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856/manifest.json
observed 82eb62cdf66d069db9f6193f643ec744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.864915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856/publication.md
observed d818449d173591370632394bcc408c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.864488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856/publication.md
observed d818449d173591370632394bcc408c1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.833802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856/publication.txt
observed 79ebf925b6f6c6466d5a4b9256ee0775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:25.830961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050856/publication.txt
observed 79ebf925b6f6c6466d5a4b9256ee0775...
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.