OpenTechnical

OT-2026-000087312

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000087312) never changes.

Identity and time

Publication numberOT-2026-000087312 · never reused
Internal UUID01a0ae9a-cd4e-7629-9fd6-50666b929c09 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087312
StatusPUBLIC

Content hashes

Canonical text2e93ac5590c007b987a2e2b87b150a80fa23094aabdbe94136a42ff9fd4eaf14
Markdownac3a9ea2a43797e0c2a31c2e059d0d808e7575d0a0d68028d0ad583d30d72763
PDF
Publication pagef29133fc23165012209feb9075aded180f2be5ca199e9790df878b1420a2e712
Manifest160609ad1e91e1b59a89f1ebff8f46c7327ab4d1a0896de87debd5613d3b4444

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
SignatureVux0OTE0YuMP0GDwLRjUkMtbUgpZAcloS/7fOE2Tomk04VS1Ao5QXTGegA3cB8QwWxZvTho/lMUavetqPUQyDQ==
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

2026-09-17T09:50:28.483252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312
observed f29133fc23165012209feb9075aded18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.465882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312/manifest.json
observed 160609ad1e91e1b59a89f1ebff8f46c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.463934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312
observed f29133fc23165012209feb9075aded18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.446405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312/manifest.json
observed 160609ad1e91e1b59a89f1ebff8f46c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.444597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312/publication.md
observed ac3a9ea2a43797e0c2a31c2e059d0d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.428257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312/publication.md
observed ac3a9ea2a43797e0c2a31c2e059d0d80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.427016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312/publication.txt
observed 2e93ac5590c007b987a2e2b87b150a80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:28.410495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087312/publication.txt
observed 2e93ac5590c007b987a2e2b87b150a80...
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.