OpenTechnical

OT-2026-000007317

Publication integrity record

Bellows cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000007317) never changes.

Identity and time

Publication numberOT-2026-000007317 · never reused
Internal UUID01a0a97a-73e9-7c36-b38b-4ac9118a7460 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:09:29.708459Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007317
StatusPUBLIC

Content hashes

Canonical texta864d45ad91e5ac0b48d64b87f462cbab47140228e439813fee2f6518fc061b3
Markdownaf2d05b7d796b520e4d50873e276384e957560e7d4bb7f87dd69781ad579ca53
PDF
Publication pagec3ba3a3926fa51f983a110f2fefc91520c3dbaf25a630ca964ed3ca17fa9c4ad
Manifest350bd99a38e9236dbf8379fab8345bcf64d70f10c76b161a016f26ad9b063bad

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
Signature4Kr9FDwnrLFdzmAftRD/Lc8D4p4C3Z6FA8sTHR1KammNsscykhk2wv0ils6t+0J9lAFmyVZ9DRJtlP0UKH10Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:04.503064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007317
observed c3ba3a3926fa51f983a110f2fefc9152...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:04.492662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007317/manifest.json
observed 350bd99a38e9236dbf8379fab8345bcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:04.482355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007317/publication.md
observed af2d05b7d796b520e4d50873e276384e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:04.471726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007317/publication.txt
observed a864d45ad91e5ac0b48d64b87f462cba...
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.