OpenTechnical

OT-2026-000093743

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000093743) never changes.

Identity and time

Publication numberOT-2026-000093743 · never reused
Internal UUID01a0ae9e-508c-7f89-bdce-3563235b5cca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093743
StatusPUBLIC

Content hashes

Canonical text3ef10d65c6f2846c729f5c7c0c525a2a83846e90c45393bd55fa11452f14a558
Markdown86c1b14faf361c9caa76e8bf31ced0999ac92cb421e42873fe5b09df4dc151b5
PDF
Publication page8984978c4058d9bafdd2a5c27378a1729392f92f62710bbd24159f1f9a0b46d8
Manifest3ca98b01cbb9a25fa6c8c650315840ba3a48b8ac5eb799dfef51e97d933264f2

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
Signature9fGh3ChCfZyqufq0R0CCxcfy3Plh7b2vK5ufLXM8MPjq58kOn1qPhOLXZgvled/NXr1rDH9Fn1FJzHZmOIMpDQ==
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

2026-09-17T09:39:49.311438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093743
observed 8984978c4058d9bafdd2a5c27378a172...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.295368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093743/manifest.json
observed 3ca98b01cbb9a25fa6c8c650315840ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.279206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093743/publication.md
observed 86c1b14faf361c9caa76e8bf31ced099...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:49.261110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093743/publication.txt
observed 3ef10d65c6f2846c729f5c7c0c525a2a...
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.