OpenTechnical

OT-2026-000092968

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, supply line 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-2026-000092968) never changes.

Identity and time

Publication numberOT-2026-000092968 · never reused
Internal UUID01a0ae9e-090f-75d2-9de3-49050db2001c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092968
StatusPUBLIC

Content hashes

Canonical text186835b9364959375b7d33b4951ae492d6831e367c00a3d86d5de97c0aec0b31
Markdowna4185496fe965c2b2d2d57502c38aabf436a0a810ae7dba81cdfe00c14c34378
PDF
Publication page848dff6af7e1c543c0a92e771ab9b841c27d30d48b42f791ec54505e6d98f626
Manifest7a61a282a376740d2ce6aacf7ddc51a2e12affb8a7a310cf4de67ef9f38e5454

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
Signatureaj7U+bhZ5ChE9XtVzZ6tuDpcfKHz+RWtgmFJOxXu9aI+UUqCLPQqlDRYJBmwOf7d3g4TnJkfzngjQ1sSwk2NCg==
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

2026-09-17T09:40:09.796572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092968
observed 848dff6af7e1c543c0a92e771ab9b841...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.779915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092968/manifest.json
observed 7a61a282a376740d2ce6aacf7ddc51a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.761860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092968/publication.md
observed a4185496fe965c2b2d2d57502c38aabf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:09.743309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092968/publication.txt
observed 186835b9364959375b7d33b4951ae492...
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.