OpenTechnical

OT-2026-000032675

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000032675) never changes.

Identity and time

Publication numberOT-2026-000032675 · never reused
Internal UUID01a0ae75-1070-75e4-8e13-d1ca1dcfc614 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032675
StatusPUBLIC

Content hashes

Canonical textf2ad4a5fe56c29d98f4b31e106d2545f7ca0b63c36685ad13b892e319cedfbf1
Markdown9a32fb7392be1ea3ae9578d00fb1b85358d90b05b521430379df1fbd3f3d0926
PDF
Publication page4364293df331f71f8931aea58e9a397c9605a1fbff3bdddd2098fcc61f178583
Manifest0624224e0b06f49657f0acc9f7c344ab9a0f70932c62dc4861991557f8c2ad4f

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
Signature313jho/ajavhMrwJVh64es63wnreeiobzcOo5M/smQSDobMEw0SW54tiz8PJevZ6FLg6dl+hB2JGwhnUAV/pAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:16.615157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032675
observed 4364293df331f71f8931aea58e9a397c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.597288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032675/manifest.json
observed 0624224e0b06f49657f0acc9f7c344ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.579208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032675/publication.md
observed 9a32fb7392be1ea3ae9578d00fb1b853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:16.562380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032675/publication.txt
observed f2ad4a5fe56c29d98f4b31e106d2545f...
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.