OpenTechnical

OT-2026-000099786

Publication integrity record

Foam pad 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-2026-000099786) never changes.

Identity and time

Publication numberOT-2026-000099786 · never reused
Internal UUID01a0aea2-c978-75af-a3f2-2d8107ee2482 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099786
StatusPUBLIC

Content hashes

Canonical texta42cc279c403557d884aec58996efd920fd4a951fff241ae38591c0b99f18ced
Markdown447d4beaa6c8bed7a471380697654d8ec4ae7a520fca21c06df7b38626cf3967
PDF
Publication pagef84c77f9ccf9ae4298afd5cfe0d640a55f34a47bf4ace789f5162407b0c9d1f3
Manifest2f8aa0931e61a26bc2a30a49012f26b15fe9d20d416029fa5501ce5a5bd4243e

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
SignatureS11u4S3nWfbvSjceEh8vYl7A/aaLeotIUveu3dH9LZyDyqhdiPN4rRg6Oi1DgbDVb5XA0+ThmY4IgC2UBMtiCg==
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

2026-09-17T09:29:49.438752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099786
observed f84c77f9ccf9ae4298afd5cfe0d640a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.421677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099786/manifest.json
observed 2f8aa0931e61a26bc2a30a49012f26b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.404061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099786/publication.md
observed 447d4beaa6c8bed7a471380697654d8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:49.386340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099786/publication.txt
observed a42cc279c403557d884aec58996efd92...
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.