OpenTechnical

OT-2026-000096872

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, 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-2026-000096872) never changes.

Identity and time

Publication numberOT-2026-000096872 · never reused
Internal UUID01a0aea0-a4ad-73b1-b0dc-973130ad25e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096872
StatusPUBLIC

Content hashes

Canonical texta83423eb9ca2a2a38deebbc78f564904c0e0e389c139267318daa921b0dcef9d
Markdownd2a095b7ff699bd0e3e79f4b3e6239d20f92b0c753f7c91e1f5cf80a4762bb12
PDF
Publication page17d21fc9b81610ef279123559314c7b43d8221ea91493c998101cfa164bf3918
Manifestbdd107c6a5e227d7bc98ae310a9d0c4c72e5ab977590d099b07cb21eaf34b1b1

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
Signaturejwc10Diejk2blp7V6+pa3qo9Ji/LXTn405HEc8LGQlGdA6JLds/9N/fq9qRv9POsEuhi6cdMPsu+JiFIDkinCw==
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

2026-09-17T09:34:28.468301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096872
observed 17d21fc9b81610ef279123559314c7b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:28.449995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096872/manifest.json
observed bdd107c6a5e227d7bc98ae310a9d0c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:28.432763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096872/publication.md
observed d2a095b7ff699bd0e3e79f4b3e6239d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:28.413428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096872/publication.txt
observed a83423eb9ca2a2a38deebbc78f564904...
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.