OpenTechnical

OT-2026-000093872

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000093872) never changes.

Identity and time

Publication numberOT-2026-000093872 · never reused
Internal UUID01a0ae9e-92c7-786e-a485-4414828b6684 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093872
StatusPUBLIC

Content hashes

Canonical text4fbe7a226206a9c54f18774761ceba620d38cc6479417ebc0c9b8db6993641ef
Markdownc0b08c3a36765522555676cb15a9546bc5fea8e7f29cb7934c94fe2c56dbb667
PDF
Publication pagee78e4998f06fa13f43ce79be2ba2dc2c0aa2db5f18189b685f40eb42597114d4
Manifest6f93f3901f3c9459c10ea567109f38bc1ee6fcc5c0482021e07128619ffa8d4d

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
Signature0RAnzQqwBmLuKFBUw1TMz/yeRZsgZ5fh7zh2H3H0WOj1GM1iAIsYfNzBDllqNumbjWD7XkzqmZK4EjoCH5zrBw==
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

2026-09-17T09:38:04.762010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093872
observed e78e4998f06fa13f43ce79be2ba2dc2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.743986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093872/manifest.json
observed 6f93f3901f3c9459c10ea567109f38bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.725733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093872/publication.md
observed c0b08c3a36765522555676cb15a9546b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:04.607896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093872/publication.txt
observed 4fbe7a226206a9c54f18774761ceba62...
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.