OpenTechnical

OT-2026-000024502

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000024502) never changes.

Identity and time

Publication numberOT-2026-000024502 · never reused
Internal UUID01a0ae70-e8cb-77a0-bd79-4595ca7e28d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024502
StatusPUBLIC

Content hashes

Canonical text2183021cb113a2e7a323a470a0edc1bf74b35db3e4ac931a5920f1630a040678
Markdown9068b4cd9430e649eed3bb93c60cf29298ee488b1b59fa5670a4ac797f0e9805
PDF
Publication pagee2d28e7b9adbdd549ff6a59417bd4f9efe5941ed77389dd5c8915362d70aa2da
Manifest4bf4101d8f334fe8724e48dad1bda5ac977309729ea55de3d82e7e80f8cff0bf

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
SignatureRcaLYwXFTz/W86pH33Ae0VxXc9VKDQdnsaF+IDkTbN5hI1VNGcQi4pLFZ95EK2lNjP/o6I7lMTKU5/IFKkvhDA==
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

2026-09-17T11:50:31.065737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502
observed e2d28e7b9adbdd549ff6a59417bd4f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.047508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502/manifest.json
observed 4bf4101d8f334fe8724e48dad1bda5ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.028955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502/publication.md
observed 9068b4cd9430e649eed3bb93c60cf292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:31.010773ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502/publication.txt
observed 2183021cb113a2e7a323a470a0edc1bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.255619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502
observed e2d28e7b9adbdd549ff6a59417bd4f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.237336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502/manifest.json
observed 4bf4101d8f334fe8724e48dad1bda5ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.215718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502/publication.md
observed 9068b4cd9430e649eed3bb93c60cf292...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.196642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024502/publication.txt
observed 2183021cb113a2e7a323a470a0edc1bf...
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.