OpenTechnical

OT-2026-000023106

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000023106) never changes.

Identity and time

Publication numberOT-2026-000023106 · never reused
Internal UUID01a0ae70-7266-717a-926d-02c2562d62b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023106
StatusPUBLIC

Content hashes

Canonical text58d5c5dfaa4162262e57814d2ac361f5119d62c3deeb2f120e0e9ab15cf821e9
Markdownf34fc8da5328c32a445166016e2638116306f759d29425e9ae99984f46c10af8
PDF
Publication page23624b6620f38ca8aa4a6dc558876ab8b45ac2479165ea05c49850ef6318b0a1
Manifest3a19dc4b43babde484218303c875e31e4533146dc84a7435e6e0af921cf40cc9

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
SignatureM9/0/6+Uisk46LSbjrrQ5SvDMjCYU9QyL2wbZEEbUUPFV7BSpiaFwH5l6LyxsETZ0FI0q3DIRTSbtGxGMmnKDg==
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

2026-09-17T11:51:01.749796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023106
observed 23624b6620f38ca8aa4a6dc558876ab8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.732648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023106/manifest.json
observed 3a19dc4b43babde484218303c875e31e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.712099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023106/publication.md
observed f34fc8da5328c32a445166016e263811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:01.693331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023106/publication.txt
observed 58d5c5dfaa4162262e57814d2ac361f5...
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.