OpenTechnical

OT-2026-000034205

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034205) never changes.

Identity and time

Publication numberOT-2026-000034205 · never reused
Internal UUID01a0ae75-df0d-75b6-be9a-9670a38a689f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034205
StatusPUBLIC

Content hashes

Canonical textafc995385eb8c3bfaa593271004fe26f8607e4b8c1238cbe983c9e3a2df58fbd
Markdownf5c631f69482962b4c9861470aba62fd374d431c6e2f24a250387107d8ee9f1d
PDF
Publication page80c70bd3c31af89626886a5ac3a196dfec991ae7bdabb7c14db5324b8d582954
Manifest1ea8418e6ac9681eb3b32c94e0541f91fe3387ca570c3956c5665f66ebe648af

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
SignatureMc2qN1gl8i0xwqYD8dtISBANTOYRbQrvNExlNP4qendpeV+H9z+onOD6DYGXq3/gXYh87k9+R73v/dm6kSG/DQ==
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

2026-09-17T11:30:44.956756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034205
observed 80c70bd3c31af89626886a5ac3a196df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.938906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034205/manifest.json
observed 1ea8418e6ac9681eb3b32c94e0541f91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.920627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034205/publication.md
observed f5c631f69482962b4c9861470aba62fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:44.902341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034205/publication.txt
observed afc995385eb8c3bfaa593271004fe26f...
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.