OpenTechnical

OT-2026-000011808

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three stage ejector, 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-2026-000011808) never changes.

Identity and time

Publication numberOT-2026-000011808 · never reused
Internal UUID01a0ae6d-1941-7f17-8787-bf2648a0ff33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011808
StatusPUBLIC

Content hashes

Canonical text9ed2fb88fe7e3a1391cbc5b171fb4f1fb7e334084992768f8f62d70143db6156
Markdown9d546e9a6c1faf0562c35ab6048c851f3c44bbd348d2ed2c2cbc5132d52d3e23
PDF
Publication page3f76daf50df00fc65d86d016baedf87df07347d837686f4bcc8100fffb61b2e7
Manifest7a6cb0f68d9601822beddec22dec4012422abcf0ff00e2b5e5f922b1dd66901d

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
SignaturehcIII/cjdxvk2HDXYpRs10WftH1V8YnFe/7aRZptZJV2bCT8IjCRnP4RctXTgvykZiVWWCBu8IKL9ANxcJGXAw==
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

2026-09-17T12:12:32.151001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011808
observed 3f76daf50df00fc65d86d016baedf87d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:32.131100ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011808/manifest.json
observed 7a6cb0f68d9601822beddec22dec4012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:32.109621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011808/publication.md
observed 9d546e9a6c1faf0562c35ab6048c851f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:32.091773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011808/publication.txt
observed 9ed2fb88fe7e3a1391cbc5b171fb4f1f...
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.