OpenTechnical

OT-2026-000095101

Publication integrity record

Three cup vacuum gripper, three zone face, 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-2026-000095101) never changes.

Identity and time

Publication numberOT-2026-000095101 · never reused
Internal UUID01a0ae9f-2df1-7bfb-833a-4f7ba8d9e2e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095101
StatusPUBLIC

Content hashes

Canonical text5db174cf375b8f8f5536bb3d4fea2689142a6b3378f45465bec01ee91da24c5e
Markdown90c86f87dc49b36a6340290b1cf20374a711554cfe7ba14076a39cf2a0b25db9
PDF
Publication paged9032205062c41ccaa4fea345798cf0c41cd1959df5c6e4afa19bef3b09ee561
Manifestd246291be9efd2f11b2626ee32930d077edc1e944d6b662326a31d20da6d1ad8

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
SignaturefOIhlTiwLphOW/OhA0RqJ1WJiY54qMualu/Jh+UQOeATojrwkgrE9PulLMAqXWMB7E1NCyuDdOsZ1lWXSaItAg==
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

2026-09-17T09:37:42.602679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095101
observed d9032205062c41ccaa4fea345798cf0c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.582598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095101/manifest.json
observed d246291be9efd2f11b2626ee32930d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.564754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095101/publication.md
observed 90c86f87dc49b36a6340290b1cf20374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:42.546173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095101/publication.txt
observed 5db174cf375b8f8f5536bb3d4fea2689...
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.