OpenTechnical

OT-2026-000036612

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000036612) never changes.

Identity and time

Publication numberOT-2026-000036612 · never reused
Internal UUID01a0ae77-46e7-78ed-8f30-64150ab8fd6c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036612
StatusPUBLIC

Content hashes

Canonical textfaca937c0b86a537d1d372bb5950ef694130dcc1b7dac20f15903c7a0c9bae35
Markdown7ab94b4050bf2e77a5730da4ba16b4ae32361c20d49e1d15720489ba2a26c572
PDF
Publication pagec3ba587862593d44219f2a5fd1e25e4d662b570d44521104315ad1f16dccf9c1
Manifest8be9b134e400b214b213126b4fc199098abe485a253a8d737ffe39f67fa3050c

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
SignatureSMDOBcA3N8HXM8qh6o2WwQeA6sb8RN2GdN3p/dWhakAObeeyGsL4mwvUkRIacne+3VP7wNy37J9hkqyQ1eAqAA==
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

2026-09-17T11:25:50.587136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036612
observed c3ba587862593d44219f2a5fd1e25e4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.570308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036612/manifest.json
observed 8be9b134e400b214b213126b4fc19909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.552618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036612/publication.md
observed 7ab94b4050bf2e77a5730da4ba16b4ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:50.533527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036612/publication.txt
observed faca937c0b86a537d1d372bb5950ef69...
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.