OpenTechnical

OT-2026-000006926

Publication integrity record

Bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, contact triggered

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-2026-000006926) never changes.

Identity and time

Publication numberOT-2026-000006926 · never reused
Internal UUID01a0a96c-903f-793a-bc61-e9ad50f2aa34 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:54:19.457835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006926
StatusPUBLIC

Content hashes

Canonical texta8ddfb1a4631b5c0183f891f0bf5fff5917f281b45a6166b7c6d01ee20641ce3
Markdown7d708a6fbd4fa810952e8df8ec66a4dd7f0ccf82995286e7335c80a8de3cef21
PDF
Publication page0a9c88e993b3fb18c4cde4893f893b3c27bbaf1eb531d19fb047843f9e296a06
Manifeste028658fa9e8ed16bd9e1a12fca129231bb2974ef2bb98a5c55d6b94aeb8d3fa

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
Signaturemi8yYAt26WRr1k3pwj2xCya/5IWo8DDbzFMuADJJ1f4dtLYqShc00FCkSStlVlHP+rjfpG4QgN0mH50E2tHOAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:21.236450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006926
observed 0a9c88e993b3fb18c4cde4893f893b3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:21.221964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006926/manifest.json
observed e028658fa9e8ed16bd9e1a12fca12923...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:21.206092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006926/publication.md
observed 7d708a6fbd4fa810952e8df8ec66a4dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:21.192940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006926/publication.txt
observed a8ddfb1a4631b5c0183f891f0bf5fff5...
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.