OpenTechnical

OT-2026-000089959

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold 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-2026-000089959) never changes.

Identity and time

Publication numberOT-2026-000089959 · never reused
Internal UUID01a0ae9c-428d-78ca-abe1-94b4fade240f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089959
StatusPUBLIC

Content hashes

Canonical textf666164a089b3ab3504fc358a4330d1f1787349e6f3deb66abfce21c8a9347a1
Markdown57194e4c0a0ff8fc5885671a3071d05b56a30038b613fdd254b1cc579617f549
PDF
Publication page6cbee6445e923d485045105db73accc54d193f6e176c1da333374ddf1a7cac4f
Manifest752b806617c01b190ba521479fdf0768df0ae3f88d7e69bad2b2026ddc98f691

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
SignatureexXJL8FsYHmzCLp13cIFe6JLBb16NZ9/88U82wPHfXAVKsq5jrGyaxDDWz1f9rhiYAomiHyNEo0ptVJQW3gbCg==
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

2026-09-17T09:45:20.541127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089959
observed 6cbee6445e923d485045105db73accc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.523273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089959/manifest.json
observed 752b806617c01b190ba521479fdf0768...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.504965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089959/publication.md
observed 57194e4c0a0ff8fc5885671a3071d05b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:20.482798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089959/publication.txt
observed f666164a089b3ab3504fc358a4330d1f...
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.