OpenTechnical

OT-2026-000092549

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000092549) never changes.

Identity and time

Publication numberOT-2026-000092549 · never reused
Internal UUID01a0ae9d-b5fd-7c8b-ae45-8b98ac25fba3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092549
StatusPUBLIC

Content hashes

Canonical text304508b163989cbc44ae2cd61f08ae5ad3138ffe8aa9fc1f7b0ae73fd83bf3ae
Markdown99403d8ecc50c392bd1f7ae69b72aa6258f1abfe6fc58193d0531e3110be4984
PDF
Publication page3da8e5d9a80c6465095c9b19e8dd4d5cbe90e05ce08a198cdb73b22f80616246
Manifest401dfbe87353abc59bc9ea5fc456a80c6274f4b42db1a129ac209684a0e23cf1

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
SignatureWvgsZBwm0zYBz0OFsduz1sen2xp9teTKrZAUuLdnTz026XjHsP4YUe269B81D1sfnRltnZ1ZH/+f9RtjDaf0Bw==
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

2026-09-17T09:41:07.971690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092549
observed 3da8e5d9a80c6465095c9b19e8dd4d5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.954113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092549/manifest.json
observed 401dfbe87353abc59bc9ea5fc456a80c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.937225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092549/publication.md
observed 99403d8ecc50c392bd1f7ae69b72aa62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.918884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092549/publication.txt
observed 304508b163989cbc44ae2cd61f08ae5a...
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.