OpenTechnical

OT-2026-000081235

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, 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-2026-000081235) never changes.

Identity and time

Publication numberOT-2026-000081235 · never reused
Internal UUID01a0ae96-f373-7f4d-ac01-33481676d776 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081235
StatusPUBLIC

Content hashes

Canonical text7eda13191475cc47b27c1c0b9ebddad290455732d29dc7639fa6c04aac99acf8
Markdown927c5a73ac0c6cfd57aad7678d7d6ba522ca50c8132f423d4e7804486b3d7f61
PDF
Publication pageb74ff4683d43c5217444e552c370ce794e3bce48efbccc6521c7cb3d2c549f3a
Manifestde5f675017c372b9ad0692add7a625a667696aad6955bfc65b6d620681e32d3d

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
SignatureHuljIfxVgl7J7KkLxsNzXKzHlMpTiqDbu1sQYt2KNKQt+KXLZi2xKgAB7e8WjJE5B+W8SDcD9vch0DjanNdiAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:01:19.365193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081235
observed b74ff4683d43c5217444e552c370ce79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:19.347062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081235/manifest.json
observed de5f675017c372b9ad0692add7a625a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:19.328384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081235/publication.md
observed 927c5a73ac0c6cfd57aad7678d7d6ba5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:19.309602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081235/publication.txt
observed 7eda13191475cc47b27c1c0b9ebddad2...
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.