OpenTechnical

OT-2026-000032895

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single 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-2026-000032895) never changes.

Identity and time

Publication numberOT-2026-000032895 · never reused
Internal UUID01a0ae75-4842-7caf-9454-43100656fde3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032895
StatusPUBLIC

Content hashes

Canonical text7eca6ac81d0b1c04ac7a1ee2edd32c97229ab63c551bb919387c1750cc62e604
Markdownc1e70587f5a3a7ba1c89382ae14595029b9501b8e2d1955150945b05f56693f3
PDF
Publication page6306ab3a226983c55ad7b068632b5a37fdaa9b41974855e5bbbb31bda5dab0f2
Manifest6e3129d8a6e756468ded1498cf7041d78973bb7583178b942b1d575e55a9a582

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
SignaturepZZqTV4OT+HXZVtSPOYjJI01OCSmU2YpVBeIyxsqH/KJ1FEiY3I8lpMPJMDk21o0WZknd8qcN1F08L/fLMoSDQ==
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

2026-09-17T11:32:28.921705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032895
observed 6306ab3a226983c55ad7b068632b5a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.904114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032895/manifest.json
observed 6e3129d8a6e756468ded1498cf7041d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.886931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032895/publication.md
observed c1e70587f5a3a7ba1c89382ae1459502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:28.865909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032895/publication.txt
observed 7eca6ac81d0b1c04ac7a1ee2edd32c97...
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.