OpenTechnical

OT-2026-000096659

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000096659) never changes.

Identity and time

Publication numberOT-2026-000096659 · never reused
Internal UUID01a0aea0-a4ab-7969-a521-057435b2d0e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096659
StatusPUBLIC

Content hashes

Canonical text8af6eb6d60c86c1e45421d874138f727af0b8d534e9bbd30ea018072dd5f49dc
Markdown4794216da17dd7b5d79232d1f786021cb639ee85ee3390c1cd54f2e03839b4df
PDF
Publication page7210ae14665126ba83e052e9928291715c112b53027510dae7aea9319725a488
Manifest8a1c1ba82dd72e33c1a023b6003f1cf4c02fd92b62e279fdf0be438cd1fb7303

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
SignaturezjhzjofWeFE0XMPxMjRYhBSJICR7AkmGajcyZ0e/cYOCexewJVpaKrMi38T9+BpUzk4Mtonqbx4SWlARirUqBg==
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

2026-09-17T09:34:07.758050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096659
observed 7210ae14665126ba83e052e992829171...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:07.740187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096659/manifest.json
observed 8a1c1ba82dd72e33c1a023b6003f1cf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:07.721205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096659/publication.md
observed 4794216da17dd7b5d79232d1f786021c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:07.702894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096659/publication.txt
observed 8af6eb6d60c86c1e45421d874138f727...
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.