OpenTechnical

OT-2026-000043983

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000043983) never changes.

Identity and time

Publication numberOT-2026-000043983 · never reused
Internal UUID01a0ae7b-d679-7564-be76-95bd8fddd347 · 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-2026-000043983
StatusPUBLIC

Content hashes

Canonical text56691eb2c3a361a97bab6c066583416bdb1ba1b1666ac0ccbbccb7eecee87920
Markdownf800ecb99a04148266d8ad610dfaa673f45c7b7fe00a650fbb3d905a968e87e5
PDF
Publication page13863f4b8e2269b05fb2ce26c6129890177f7d34fd0a42d48173046239675bbb
Manifest38791423235f57c2561422cfddb99b0fa6068395d551a1d34ffb04898c0cd290

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
SignatureuS5HBFlNZFRM6f+WAKYHlbjPFnhmWEMAGtvlmReLGVGU8No3bBq+XlPCdhf/M+H7UP5+IvIeYBHSMEqiuajqDg==
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

2026-09-17T11:12:21.078310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043983
observed 13863f4b8e2269b05fb2ce26c6129890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:21.058072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043983/manifest.json
observed 38791423235f57c2561422cfddb99b0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:21.036661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043983/publication.md
observed f800ecb99a04148266d8ad610dfaa673...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:21.017940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043983/publication.txt
observed 56691eb2c3a361a97bab6c066583416b...
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.