OpenTechnical

OT-2026-000095847

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, pressure sensor per zone, 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-2026-000095847) never changes.

Identity and time

Publication numberOT-2026-000095847 · never reused
Internal UUID01a0ae9f-fac7-7b32-9810-8ce5642fc3e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095847
StatusPUBLIC

Content hashes

Canonical texta7f5b6b65de36abb0f170f17dcc9deef9f7a23eea527d0488458933bc6d5cd56
Markdown757ee7b673c2b4195c5bfb8fb69442dd8707ba5cebd3c85d4dbe77335460a635
PDF
Publication page3afdec5b90adae5f345ea3ddcbd90150995f04a3b06801b57e891f600306afed
Manifest7a3be9d3962d4b697da45452fbcc5cd5f0fbafcb6cda5c6367c07bdb55f7e096

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
SignaturewPtYoG5N4J91uB7WSzNXu4R0cjo2mLGC04gIyVmAZndiwh5r6b6imwuwhf2urQNIc7ycjj0eGJP/dOxC47jeAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:56.130805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095847
observed 3afdec5b90adae5f345ea3ddcbd90150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.113137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095847/manifest.json
observed 7a3be9d3962d4b697da45452fbcc5cd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.095355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095847/publication.md
observed 757ee7b673c2b4195c5bfb8fb69442dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:56.078623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095847/publication.txt
observed a7f5b6b65de36abb0f170f17dcc9deef...
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.