OpenTechnical

OT-2026-000070199

Publication integrity record

Three cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070199) never changes.

Identity and time

Publication numberOT-2026-000070199 · never reused
Internal UUID01a0ae91-1862-774d-90eb-2cf6fe98bf21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070199
StatusPUBLIC

Content hashes

Canonical text7e93c36882ff4e628734881580faf14b3c6b918eee329e77bbc4fd4bea176e8c
Markdown421baa28ec350f33aaa9fb8dd64e2e2769ec54ae8eec8c4d1bcbf3b84bcd8391
PDF
Publication page69f32220511ade8e5c9b99f7428855dd856cb7f972910e548f2834a6b4bc09c1
Manifest54733dce8247f05d608bec7bb09d9bdd57e680bc6c31e4f691d2b62c8548c299

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
SignaturedErDdVuotSWF9KBAcJD/sFTcZfAxU6lVc34M3yPw0zUniBfkbSS6vV9/MREUF3vOLNBU2s9ODtqGK+VOSMPaCw==
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

2026-09-17T10:27:15.270817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070199
observed 69f32220511ade8e5c9b99f7428855dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:15.253384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070199/manifest.json
observed 54733dce8247f05d608bec7bb09d9bdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:15.236982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070199/publication.md
observed 421baa28ec350f33aaa9fb8dd64e2e27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:15.221349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070199/publication.txt
observed 7e93c36882ff4e628734881580faf14b...
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.