OpenTechnical

OT-2026-000082652

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented after 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-2026-000082652) never changes.

Identity and time

Publication numberOT-2026-000082652 · never reused
Internal UUID01a0ae97-8cc8-7b28-ac39-e9fb2f1478fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082652
StatusPUBLIC

Content hashes

Canonical text782bc8a7772f300f4ca31df2c6c96782f03ccfef6fbc4a43eca8c91227563a8f
Markdown288dd22750ae4c0b7cc1a7368012e5f287dbc006723e9c869b7fb376667373da
PDF
Publication paged2d248f541d622e16e9843c7b73025f1223cd8e12f99c19b5c46f54979cdbcb5
Manifestc394a6edf969b3fee7dc59afe59c8e07c5e1339e8e95f12a08678e1b948f5734

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
Signatureh90iPHvU+tUUpp2m+AYizbIe8vaEy+giaauNyxFSGVsGXWeRc5SbZajlChlJIeuXi6eIa9vWCUEx4adZpVklAQ==
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

2026-09-17T09:58:12.729936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082652
observed d2d248f541d622e16e9843c7b73025f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.714230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082652/manifest.json
observed c394a6edf969b3fee7dc59afe59c8e07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.695687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082652/publication.md
observed 288dd22750ae4c0b7cc1a7368012e5f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:12.679496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082652/publication.txt
observed 782bc8a7772f300f4ca31df2c6c96782...
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.