OpenTechnical

OT-2026-000094223

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000094223) never changes.

Identity and time

Publication numberOT-2026-000094223 · never reused
Internal UUID01a0ae9e-92cc-7af8-be7f-a7f9bdf028b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094223
StatusPUBLIC

Content hashes

Canonical text6013f8580a44e890fd51aa929dce0b02a2ac33b7dd10adf1bbb130c720a9c4e7
Markdownd875ec46320a09cbf72cc750eb889ef98e1d673100c3c7d86fef8df3c515aacb
PDF
Publication pageaf16035075585ecf9a2e56b66ed1b217d8c90f7158e65303471cd7c06bd102d9
Manifestad494a7e95a01c6328be82f2ec4457b8c60e48e0b296f44ce6e9e6791811c3f4

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
Signature3FAsm+jx/mzpNaNmDMZ7czvrm1DhOUgDsHdGkkCdO+z5H6v2QHZW+Nfwpd5qMBT8qkEeVBal8MBRN2OhoT5uDQ==
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

2026-09-17T09:38:41.976420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094223
observed af16035075585ecf9a2e56b66ed1b217...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.959056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094223/manifest.json
observed ad494a7e95a01c6328be82f2ec4457b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.941208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094223/publication.md
observed d875ec46320a09cbf72cc750eb889ef9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:41.924064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094223/publication.txt
observed 6013f8580a44e890fd51aa929dce0b02...
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.