OpenTechnical

OT-2026-000067994

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000067994) never changes.

Identity and time

Publication numberOT-2026-000067994 · never reused
Internal UUID01a0ae8f-c4fd-7f0d-b42d-6883c0a27acd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067994
StatusPUBLIC

Content hashes

Canonical text96c8a0427a096ef5e631a0f80b427ae7d24c934ce597abfe60e54dad70df194d
Markdown1dfe13d57ac239bae81b5f350d0399abce13c6080f2cd6fe684a2be1df4e14cd
PDF
Publication page2f96b3ddb60baaf349792a278ddfbf1e2fbe5e96c7078fddfbe84c1ea9fbb36a
Manifest79e9e8a4fa5b8d77f8dc7c59cbbf620de6e6e77e9e1b34bec6e836959c0689d4

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
Signature43kCm94M44M09BPbCdvAnhqF3qYihbHv6Pe/oVnYW40HSbmVD4CjUBReLK3LMJL8Jpq1RNu3ahx8O8R8thdTAg==
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

2026-09-17T10:30:32.758098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067994
observed 2f96b3ddb60baaf349792a278ddfbf1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.741503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067994/manifest.json
observed 79e9e8a4fa5b8d77f8dc7c59cbbf620d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.722633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067994/publication.md
observed 1dfe13d57ac239bae81b5f350d0399ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:32.705335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067994/publication.txt
observed 96c8a0427a096ef5e631a0f80b427ae7...
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.