OpenTechnical

OT-2026-000070433

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, pulsed 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-2026-000070433) never changes.

Identity and time

Publication numberOT-2026-000070433 · never reused
Internal UUID01a0ae91-545f-734e-b889-5fee504db85c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070433
StatusPUBLIC

Content hashes

Canonical text832b58f91f58e054cdc1ae5cacff8c6d4685b20be207203030a3238b4bbbbd27
Markdownde9de7ede237662938ef7e4b352c907ca6df2b4eb5cd468d0c3d01c18ddeda25
PDF
Publication pagee2de91327f2e383e5eb95f8c60ffdae099bc83ef12a500283b418521eb1a6159
Manifestde7a9b77b4777643faeae2ba1c5255fb6a5a22c42fcfacc2bd32bcc60599add2

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
SignatureZJuXGQgnnkt162JItoK8hgLIY8ASeA4J1t7llG1JUbRN2P4DzgS2DLkhlkdEhUoQGVNJaDpmRIxNxcMdzkEzCg==
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

2026-09-17T10:26:15.059617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070433
observed e2de91327f2e383e5eb95f8c60ffdae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.041632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070433/manifest.json
observed de7a9b77b4777643faeae2ba1c5255fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.025493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070433/publication.md
observed de9de7ede237662938ef7e4b352c907c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.005618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070433/publication.txt
observed 832b58f91f58e054cdc1ae5cacff8c6d...
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.