OpenTechnical

OT-2026-000095075

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, 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-2026-000095075) never changes.

Identity and time

Publication numberOT-2026-000095075 · never reused
Internal UUID01a0ae9f-2df0-7d7e-b3c4-94c8a678aeaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095075
StatusPUBLIC

Content hashes

Canonical texta28489e6fae863110b9e1dd70e1f460a01f1431f34b4454a5c4fa3f99bfd6c4d
Markdowncf0ca7e23d2fbeb2ca9177e5734581ee581b982e3e9cb3171b7010dab2c44e6f
PDF
Publication pagebc489d4f1bec37d7336ebba4ed6a0eee47e799e639507e44a7b4a1e8e1730cd8
Manifest29ae2194ebeee88cd9a1199f73db844a892eb501a1c7e6019e92445e42fbe481

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
SignatureN9jnAa/MD0Ux8yWS4nKB/xlwicrELFLQ4ECKJeNPGJT9NYV+L+tVdKb6YSkGQIQhpdOH+aWqoKASXLlCHoWEAA==
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

2026-09-17T09:37:38.859237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095075
observed bc489d4f1bec37d7336ebba4ed6a0eee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.839198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095075/manifest.json
observed 29ae2194ebeee88cd9a1199f73db844a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.821621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095075/publication.md
observed cf0ca7e23d2fbeb2ca9177e5734581ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.804823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095075/publication.txt
observed a28489e6fae863110b9e1dd70e1f460a...
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.