OpenTechnical

OT-2026-000084841

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, 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-2026-000084841) never changes.

Identity and time

Publication numberOT-2026-000084841 · never reused
Internal UUID01a0ae99-43b4-70c5-8699-6826ec65e997 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084841
StatusPUBLIC

Content hashes

Canonical texte087dd109f14cd0d5d4a5532c3c9ca5348eb9fe7590d01cc2b04c8ae918f1d04
Markdownf2eff074d803f7b83a8b8d74ae1df41b7996989d566357686256c366009617b2
PDF
Publication pageb4e043edac99a1e8388c6ab0cb9e80a6e6bdc33d2a7ba2cef07e4b59e759a6cf
Manifest011645c05cbb0baefb03c8afe2d438a520065966011497d6f1ad46533e2a920e

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
SignatureUPrPnLJSEa2ddgFBAVWyg1XwzpEDY/IgxsrLHN3pzo0xKfSaLzZvJSDZrqWLcYTBQiwr4zIAX8z9STm5y5zKBQ==
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

2026-09-17T09:54:47.696980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084841
observed b4e043edac99a1e8388c6ab0cb9e80a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.678682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084841/manifest.json
observed 011645c05cbb0baefb03c8afe2d438a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.661119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084841/publication.md
observed f2eff074d803f7b83a8b8d74ae1df41b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:47.644337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084841/publication.txt
observed e087dd109f14cd0d5d4a5532c3c9ca53...
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.