OpenTechnical

OT-2026-000022210

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000022210) never changes.

Identity and time

Publication numberOT-2026-000022210 · never reused
Internal UUID01a0ae6f-f4fc-78cf-9be1-fa81aa7975ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022210
StatusPUBLIC

Content hashes

Canonical texte7e364a41360438afb550b486da3730ec97672e3e47d605fde9203c3f1efb4c8
Markdown953ce6173c6dfd1abf19443c8801486fd6c28bebd45ac9d0915c3e761e6c5208
PDF
Publication page34b03301002d9ca9638cdbec71972839615ad4a5c9522f39e95ca5a1087765a6
Manifestd1f49e3a6ba6a075565d3b34de4294d7809787cbde3fd11e009731489476b1a4

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
Signature2iU7yHIDz0/iG+55QB3JL+5Vq/9eHvjxH+40JDGRaInsEwUf/lLPAKNAx72MgVJc2vJPKjdE6n8HV0xlB+Z1Bw==
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

2026-09-18T12:42:19.341363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210
observed 34b03301002d9ca9638cdbec71972839...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T12:42:19.158110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210/manifest.json
observed d1f49e3a6ba6a075565d3b34de4294d7...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T12:42:18.998257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210/publication.md
observed 953ce6173c6dfd1abf19443c8801486f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T12:42:18.766031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210/publication.txt
observed e7e364a41360438afb550b486da3730e...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.805558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210
observed 34b03301002d9ca9638cdbec71972839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.788333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210/manifest.json
observed d1f49e3a6ba6a075565d3b34de4294d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.768826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210/publication.md
observed 953ce6173c6dfd1abf19443c8801486f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:53.749145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022210/publication.txt
observed e7e364a41360438afb550b486da3730e...
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.