OpenTechnical

OT-2026-000066936

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000066936) never changes.

Identity and time

Publication numberOT-2026-000066936 · never reused
Internal UUID01a0ae8f-14fd-7844-a5de-d97442ce05bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066936
StatusPUBLIC

Content hashes

Canonical text4a5db873fb7f14b9e239e05f8ea482832ccb8845e4260ae3c590bef375753aa3
Markdown3c9b0d2cfe26727e42b893f2a859f146ff1d455673c074135e415daa5a7e0bae
PDF
Publication page9b14a4c310a98ca7ded298bc7d4fe8ba8d6b8bc5145418ca61541157f7a723dd
Manifest854ddcc6dbd0743abfef752dc5c7c20d60b3f117866b947bf047993e68bf5a97

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
SignatureRMf9VPvtrBIkuo2tjBcUCjbfkExp84ShS+2JK5vUOmHbNC5Lrts+eZlZ0R4triRPYW4Vg1lPB2I+hfvFLnj5Bw==
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

2026-09-17T10:32:08.859415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066936
observed 9b14a4c310a98ca7ded298bc7d4fe8ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.841778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066936/manifest.json
observed 854ddcc6dbd0743abfef752dc5c7c20d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.824503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066936/publication.md
observed 3c9b0d2cfe26727e42b893f2a859f146...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:08.805276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066936/publication.txt
observed 4a5db873fb7f14b9e239e05f8ea48283...
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.