OpenTechnical

OT-2026-000098954

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, manifold 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-2026-000098954) never changes.

Identity and time

Publication numberOT-2026-000098954 · never reused
Internal UUID01a0aea2-8286-7c45-a2d4-490b3344a4f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098954
StatusPUBLIC

Content hashes

Canonical text5dd1c8d3b1be0e5c799427f178d0175ca22c084c09d6c192b343694644b5c634
Markdown5b0e1e5278f9ccd6f913416b361249960f4b45b965448d6f8c889030d4ac5b14
PDF
Publication pagee9a139043f95611c47e01da12b4fc63e9e03ca8719abe25723697d968661e279
Manifest8725513c021f6734288dbf5cac9a636a4c34a9d02c7a878a432b028996a0d98f

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
SignatureN6xDPQ0KOhoBRFvSBOZtiNisyQCDIAvdfkj52WDBsLttA/niOeZBdZW6kz9n3fI7p6z4Q4Bdk0a7Q3QuZHvoBA==
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

2026-09-17T09:30:01.594188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098954
observed e9a139043f95611c47e01da12b4fc63e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.577583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098954/manifest.json
observed 8725513c021f6734288dbf5cac9a636a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.560624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098954/publication.md
observed 5b0e1e5278f9ccd6f913416b36124996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:01.545382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098954/publication.txt
observed 5dd1c8d3b1be0e5c799427f178d0175c...
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.