OpenTechnical

OT-2026-000037910

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold 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-2026-000037910) never changes.

Identity and time

Publication numberOT-2026-000037910 · never reused
Internal UUID01a0ae77-f88a-7993-8bca-9484051c9caf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037910
StatusPUBLIC

Content hashes

Canonical text19ef18335f9f1c13e817e8e71b03b4dfcf9039723a9e30ec24417316609f415c
Markdownc1b9b6f1fad18c429129ce70d0fc3701c40973b5b2ad235084390b1512671974
PDF
Publication page3c9109494fe8460a139590104460ffcbb60af991a10f44c89c16eaa747a8b730
Manifestd750c9cfd3107b52217f8bbfbab44503daa4b728b1cdf40d26b0680909b5dca0

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
SignaturexXaB9hJHeLF1pkrBrfRccDjgLBWPfD/3nUtRbFeh9klyrdZRtrglBJSxmZ3k9v3RenboiXUQeXBXNnLN3y0FAA==
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

2026-09-17T11:23:10.885285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037910
observed 3c9109494fe8460a139590104460ffcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:10.866637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037910/manifest.json
observed d750c9cfd3107b52217f8bbfbab44503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:10.846825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037910/publication.md
observed c1b9b6f1fad18c429129ce70d0fc3701...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:10.828488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037910/publication.txt
observed 19ef18335f9f1c13e817e8e71b03b4df...
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.