OpenTechnical

OT-2026-000088196

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000088196) never changes.

Identity and time

Publication numberOT-2026-000088196 · never reused
Internal UUID01a0ae9b-1aa8-7924-ae54-5a2f92a9b909 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088196
StatusPUBLIC

Content hashes

Canonical text4c01eae1c411b66c67aca213bfd6f5f8f68748b9d320324d8d26f2eb16f70865
Markdownd2990d81d60ce2288271fc46495f94d8e194298f1c27e24facf726dedf10934f
PDF
Publication page1b73a844d50501cf43dec508467bff8fd226198e96eea3319f71c2e223272e11
Manifesta504bc28e7591f94d1027c24b01f2f7950ffd6b63854c22087bcb8313e5d16d7

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
Signaturetufu1eHyxD+Zy2v2/+gLtlLFuwSIdheF72yqSKNKMhDa6kgUw6kBEONVvP/IhRZmceiLJdD6D+9IcqvZ9+IKCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:16.232771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196
observed 1b73a844d50501cf43dec508467bff8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.213713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196/manifest.json
observed a504bc28e7591f94d1027c24b01f2f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.194048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196/publication.md
observed d2990d81d60ce2288271fc46495f94d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:16.173025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196/publication.txt
observed 4c01eae1c411b66c67aca213bfd6f5f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.683860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196
observed 1b73a844d50501cf43dec508467bff8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.665769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196/manifest.json
observed a504bc28e7591f94d1027c24b01f2f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.646226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196/publication.md
observed d2990d81d60ce2288271fc46495f94d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:15.629706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088196/publication.txt
observed 4c01eae1c411b66c67aca213bfd6f5f8...
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.