OpenTechnical

OT-2026-000098929

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000098929) never changes.

Identity and time

Publication numberOT-2026-000098929 · never reused
Internal UUID01a0aea2-8286-73b7-8df1-6e60e6dbcf50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098929
StatusPUBLIC

Content hashes

Canonical textb41745cb68894ec63426fc725c229d02504272506719ceca8d12be8df99b418c
Markdownfca6b553c925f47f654639e1717a9ab92a4ce9ee1aa292107b73408a8512e0b9
PDF
Publication pageeeb5f300577345e2198a59b8b11b57815c30e04fe8ea183688658586a69e1c1e
Manifest8d0a3f5cd5106fb2d638477bdccf6f610924e9dd6b6eabc5775ec8eccd7d258a

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
SignatureXdltTDe5SRV9Bq5AhSlk9f7L6rTrFSwW2ikQT456Q8G4Hint4/eCrt47Wqp40sc444v9XhgbJjOc1GMBjgxZAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:59.593993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098929
observed eeb5f300577345e2198a59b8b11b5781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.576222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098929/manifest.json
observed 8d0a3f5cd5106fb2d638477bdccf6f61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.560284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098929/publication.md
observed fca6b553c925f47f654639e1717a9ab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.545161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098929/publication.txt
observed b41745cb68894ec63426fc725c229d02...
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.