OpenTechnical

OT-2026-000082825

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, 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-2026-000082825) never changes.

Identity and time

Publication numberOT-2026-000082825 · never reused
Internal UUID01a0ae97-8cc9-70bb-b24c-21cd51ea2d7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082825
StatusPUBLIC

Content hashes

Canonical text2ef249b3377e1071daece165cc0046c70eac40868886bef37315ed431228f0dc
Markdown5d31cb95d7a3b012623998ab0f6689f63bcedac4f9f0de2f85c8e51b7b9a3d20
PDF
Publication page56fc2a7709712e084344c48e20c6ea93e2dd972e465e5b39fdeb5da46af05884
Manifestb60586d0dce44b49916d0ce067c2fa5ed9dae8e93b5f93110149892264c2f15a

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
SignaturegGfa2gXuO0vV9DOc0C/PgkSQ3pCsUcGoWMY/WV+OAIqcu2O6la+FBr6cUciZTeYVJxV4cbFBcT/r1pBFbCiyBQ==
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

2026-09-17T09:58:29.695452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082825
observed 56fc2a7709712e084344c48e20c6ea93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.678160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082825/manifest.json
observed b60586d0dce44b49916d0ce067c2fa5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.659828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082825/publication.md
observed 5d31cb95d7a3b012623998ab0f6689f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:29.640908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082825/publication.txt
observed 2ef249b3377e1071daece165cc0046c7...
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.