OpenTechnical

OT-2026-000045849

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045849) never changes.

Identity and time

Publication numberOT-2026-000045849 · never reused
Internal UUID01a0ae7d-8f06-72a2-8b62-9738fdf0f558 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045849
StatusPUBLIC

Content hashes

Canonical text100187175728ac36c9ac08a6e09bc8e08ecf3e9194ba939373aef3f1763e6f05
Markdown6fa23513549d4a29d29e37b34fd7bfa0287cf092d492e4053437dde4f5413713
PDF
Publication page9c03909b180b1ee127d3555ffd5b89f39ab1507f6b33caaf8b3eafd71c2435c3
Manifest9525256d5e19514631b2928dd664b6b326b52a5236479bbc998dd98fdf4faf94

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
Signature1VTNq9bRGS38SaRNj96TZTGBTrd3w3sIgkq7UfmUILF+IuLnWogDbabHS8yr7ruStRj+AscQbSfwmIo0Iz4KDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:09:43.766128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045849
observed 9c03909b180b1ee127d3555ffd5b89f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.744277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045849/manifest.json
observed 9525256d5e19514631b2928dd664b6b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.723303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045849/publication.md
observed 6fa23513549d4a29d29e37b34fd7bfa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.703652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045849/publication.txt
observed 100187175728ac36c9ac08a6e09bc8e0...
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.