OpenTechnical

OT-2026-000088455

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000088455) never changes.

Identity and time

Publication numberOT-2026-000088455 · never reused
Internal UUID01a0ae9b-5d28-7714-b379-7040279939d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088455
StatusPUBLIC

Content hashes

Canonical text1c1cd4c9c51cbae47f00a1bdba6b32c9de06187563e75833565e7285d139e10c
Markdownd9b46a2ef2a070208cc59de59a6f5791b3f01c776e382fc69bf1f4d109a8583a
PDF
Publication page8329b225d16229aa6d6aac5632a7c8f48f23dbe81ca8c797ef84219454647e72
Manifestf2012602051905e798ff109cf236aee39ec0ef57cbdd82d58972fb259672a616

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
SignaturegmCqQDNWMNTOa0tciTeGGXQfqQkXY8EiUZfV1K7deaT/tsbOn+uhsRqBJPlYOwceLVruEcp/Vc2JONUl0NOCDw==
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

2026-09-17T09:48:50.212859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088455
observed 8329b225d16229aa6d6aac5632a7c8f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.196674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088455/manifest.json
observed f2012602051905e798ff109cf236aee3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.178389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088455/publication.md
observed d9b46a2ef2a070208cc59de59a6f5791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.160745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088455/publication.txt
observed 1c1cd4c9c51cbae47f00a1bdba6b32c9...
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.