OpenTechnical

OT-2026-000102775

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000102775) never changes.

Identity and time

Publication numberOT-2026-000102775 · never reused
Internal UUID01a0aea4-858c-7618-96b3-ddbdf799531e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102775
StatusPUBLIC

Content hashes

Canonical text3a87f33a74781d1b2a24ac7095b859a0b4125093854143084c0454da645e6769
Markdown7de58f148c7648f4435a658a1f542ac8154b56f0c48b430e59edc11791c28ad8
PDF
Publication paged8d581f37fcf4aad0bfe843d7cdd80607aa38d953397a2b7ad8c07b68223d899
Manifest132521685c6948dbda3a090b4a68781056b77f8ba88ac18e38f414ee9b1f3834

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
Signature16PrOZ34wUgBD5wrWsbfIePGZfN34LgJXscBga7CTsznodEal7uXkQCB6+GhmGLs/iQsK7i5X0t+/26ZbxOFBQ==
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

2026-09-17T09:24:18.072431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102775
observed d8d581f37fcf4aad0bfe843d7cdd8060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.051774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102775/manifest.json
observed 132521685c6948dbda3a090b4a687810...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.032494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102775/publication.md
observed 7de58f148c7648f4435a658a1f542ac8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:18.014759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102775/publication.txt
observed 3a87f33a74781d1b2a24ac7095b859a0...
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.