OpenTechnical

OT-2026-000104452

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104452) never changes.

Identity and time

Publication numberOT-2026-000104452 · never reused
Internal UUID01a0aea5-3421-7677-b247-2bd8299c1a1b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104452
StatusPUBLIC

Content hashes

Canonical text9b7f0c19aa37a3f274e199e75378f7077c399f91d85479f9db18c373ee22b929
Markdownc10b3717772285ea82d4fe21786fad845b20120dde6af943b3c120561c0fbe15
PDF
Publication pagecbc7f1c59499987b685c2a818908df6669d66d84229ebde24bb0b3429bfc63c3
Manifest5bcf18051eddd6075396e83277361e2f7de8989a76d8953618c84a345bfd44ad

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
Signaturej6s2gI7FYuId37L1KEF1oqtbRZYuiuPygmy8DWJ08e+5hVLhCxGjy51W6cHJ6VOC9Et7vJaD2irbzvmdj4QrAg==
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

2026-09-17T09:21:43.942029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104452
observed cbc7f1c59499987b685c2a818908df66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.922967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104452/manifest.json
observed 5bcf18051eddd6075396e83277361e2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.905420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104452/publication.md
observed c10b3717772285ea82d4fe21786fad84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.887386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104452/publication.txt
observed 9b7f0c19aa37a3f274e199e75378f707...
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.