OpenTechnical

OT-2026-000089113

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, supply line 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-2026-000089113) never changes.

Identity and time

Publication numberOT-2026-000089113 · never reused
Internal UUID01a0ae9b-daff-7f96-8e4a-d8de934f575b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089113
StatusPUBLIC

Content hashes

Canonical textecee223946c2165b00b1609ef727a3a50279e99a404de0fc70f510bfb3351445
Markdown19cafbe968ffb2d303b6a38d67d700fcd8da21c4833d4260c02439ceb86ea5d8
PDF
Publication page891015e79bfbcb609c50e5702536f097f88443e5505c096faddbce07c912b45f
Manifest64867a53fa3643a8a012f47379983f2488de12393fce007923d2a6d7a1240db5

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
SignaturenwakUzwnWRp5N0ec4yX4PvRVoSQOjXiixzDQiwXjyJE1X9WlFVxFp9/w6AVP4h48vt5YumFXh0nhIceCVTmvCg==
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

2026-09-17T09:47:01.462136ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089113
observed 891015e79bfbcb609c50e5702536f097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.445847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089113/manifest.json
observed 64867a53fa3643a8a012f47379983f24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.428292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089113/publication.md
observed 19cafbe968ffb2d303b6a38d67d700fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:47:01.408121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089113/publication.txt
observed ecee223946c2165b00b1609ef727a3a5...
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.