OpenTechnical

OT-2026-000030600

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000030600) never changes.

Identity and time

Publication numberOT-2026-000030600 · never reused
Internal UUID01a0ae73-e505-75f0-b4cb-ce8fcf87a6be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030600
StatusPUBLIC

Content hashes

Canonical text37671d02f10c5377a7cb31b88b7ddfcdfc6195b7f0dcd015fa5d5e3058eebae7
Markdowna63699576f5c214c4c4783e45ff81bf67d51b047721554e0142642383fa8ed6d
PDF
Publication pagefd0b3349dcdc24642fafba2bf56fb0039f8b0349641e91627f43be40d28ef093
Manifeste1a6e0f29473f370e53572bac671eb3567c3dcb6164ad8182bc0a067d58e7976

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
SignatureLeoAXDq2W2e+EHsiejXc9c7EDsaB8qGD2MlkKC1aZRKZbqhcjAFUetiOgIJLKyDx9wyO1MkqHr/N/iKQH5G+Bg==
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

2026-09-17T11:38:28.768092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030600
observed fd0b3349dcdc24642fafba2bf56fb003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.751599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030600/manifest.json
observed e1a6e0f29473f370e53572bac671eb35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.733988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030600/publication.md
observed a63699576f5c214c4c4783e45ff81bf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:28.715449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030600/publication.txt
observed 37671d02f10c5377a7cb31b88b7ddfcd...
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.