OpenTechnical

OT-2026-000043797

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000043797) never changes.

Identity and time

Publication numberOT-2026-000043797 · never reused
Internal UUID01a0ae7b-d676-7569-b804-8056b136d5dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043797
StatusPUBLIC

Content hashes

Canonical text07c15f2b343889a5d70fa56f6668b2e27fe4619e4b098f6a09d44a4b88c2b4b3
Markdown552ff2f33e6e8ba1591d8890b329a6699ed5e6e5eda8394eb4a462707960d415
PDF
Publication paged1e5a3cae0b3c610402aff672c356c1924c937e8158a6d3884d764e323aca178
Manifest7801d8bed8e08bed09593798404db91c604232e0434c6bb0c422ca0a4b5957cb

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
SignatureLQa45twtIfJRw96VWEyjfMCOH5fp821LnjAUA8gPp5u6yb0dbEsba3tO9S1BG+7rSCm+oJMBPTvuoWTZPqq2DQ==
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

2026-09-17T11:12:05.852286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043797
observed d1e5a3cae0b3c610402aff672c356c19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.833316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043797/manifest.json
observed 7801d8bed8e08bed09593798404db91c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.813592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043797/publication.md
observed 552ff2f33e6e8ba1591d8890b329a669...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.791389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043797/publication.txt
observed 07c15f2b343889a5d70fa56f6668b2e2...
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.