OpenTechnical

OT-2026-000095176

Publication integrity record

Foam pad vacuum gripper, four zone face, two 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-2026-000095176) never changes.

Identity and time

Publication numberOT-2026-000095176 · never reused
Internal UUID01a0ae9f-8f6f-7e49-90d7-62d97e093153 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095176
StatusPUBLIC

Content hashes

Canonical text23a568a0126f45acbf417049e586beaa14982c8551049ee706d4ce7ef9aa7c3c
Markdownadb36e0f148fc7749684060956b90a4451bd2d2e8d9f47c61c16ad8dee6084e2
PDF
Publication page4a4aa60f1c838665e8ff3507aa9388c69eb5b0c4358c201cf36cc27246c0157f
Manifesteb56317948c781812e6e5263226df3a6f0de91d6950bc93fb453d71366a92607

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
SignaturezxrEGXEVlwakc1NLD1T1jVV2UNmEkERX89BwNR44B3qzfRXyE6P3jhU/ytUo1MHcn0SKUQj7Rdee5JjP9bvSAA==
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

2026-09-17T09:36:29.154652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095176
observed 4a4aa60f1c838665e8ff3507aa9388c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.137112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095176/manifest.json
observed eb56317948c781812e6e5263226df3a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.119074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095176/publication.md
observed adb36e0f148fc7749684060956b90a44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:29.100127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095176/publication.txt
observed 23a568a0126f45acbf417049e586beaa...
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.