OpenTechnical

OT-2026-000034834

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000034834) never changes.

Identity and time

Publication numberOT-2026-000034834 · never reused
Internal UUID01a0ae76-1ed3-77bf-aaca-97edd43dac92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034834
StatusPUBLIC

Content hashes

Canonical textb8fc85a260247aa75b73f9d2b69186949993a9df9324df4e7ad869287fe60f42
Markdown2c5c7fa13086ddaf40e3b7748807aec750e4c7ca2fd3b8f7169613d44661ff30
PDF
Publication pageb9f3573c7a83f882f63d49ee2958d74478e7ca7e3115b24acb1cd5ea80a733b2
Manifest0f9f8a25c83586e2002ab3e935656618f86cc05b2e78bd782082fa7f7cd1e924

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
Signaturek2knk1hQ7ngxsBa4+5wEdsD5+L+4+bYmjblg+/oOoE/iFajFvQO1SAoE6VFi+d0E/lk7ItCN5w+FYITjv1oaBA==
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

2026-09-17T11:30:28.351341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834
observed b9f3573c7a83f882f63d49ee2958d744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.328568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834/manifest.json
observed 0f9f8a25c83586e2002ab3e935656618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.306956ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834/publication.md
observed 2c5c7fa13086ddaf40e3b7748807aec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.281959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834/publication.txt
observed b8fc85a260247aa75b73f9d2b6918694...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.428196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834
observed b9f3573c7a83f882f63d49ee2958d744...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.407952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834/manifest.json
observed 0f9f8a25c83586e2002ab3e935656618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.390794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834/publication.md
observed 2c5c7fa13086ddaf40e3b7748807aec7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:49.370061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034834/publication.txt
observed b8fc85a260247aa75b73f9d2b6918694...
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.