OpenTechnical

OT-2026-000076763

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000076763) never changes.

Identity and time

Publication numberOT-2026-000076763 · never reused
Internal UUID01a0ae94-b06f-7740-af2a-0a200631b466 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076763
StatusPUBLIC

Content hashes

Canonical textea3b36cf2ae7e1cee9164e2858d72ea956d8745092ffd40f0fcaf3ef089a4286
Markdown9ebd534f717fa9cce5415a15c7c20aed7e32f393f46dd756965f43232b441b15
PDF
Publication pagefe89a40b066b07bb956b2336d92bf7beff911afce36247da98ba568d8e763c86
Manifest521e995827fbea7d9e53ece061a31af7d1bd0fbbcfbea84e0da1e464abc3c0f5

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
SignaturezAU1L2XANhW+GSGy1JmjTojul9G3EiM8fBsO/SRhowlNurZTEkaDVA0H3DWcIb63lMu5s1QKudOfVCWfXhvVBA==
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

2026-09-17T10:09:37.304029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076763
observed fe89a40b066b07bb956b2336d92bf7be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.286611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076763/manifest.json
observed 521e995827fbea7d9e53ece061a31af7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.268143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076763/publication.md
observed 9ebd534f717fa9cce5415a15c7c20aed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:37.250359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076763/publication.txt
observed ea3b36cf2ae7e1cee9164e2858d72ea9...
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.