OpenTechnical

OT-2026-000084635

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single 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-2026-000084635) never changes.

Identity and time

Publication numberOT-2026-000084635 · never reused
Internal UUID01a0ae98-e25b-726c-965c-aeb01b0da12a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084635
StatusPUBLIC

Content hashes

Canonical text757b66a19c7aaf51278502967d8cd6368456bc4a57fc1c32ef27efd958a5d6d1
Markdown9c2095e143cf0d514bbfbaca892ff7e78ab88d3b0073e5b3e8328d795f672cd7
PDF
Publication page7a6bb58a39084bc84422f739dc7d9915414840803061bac060a1e7b806dd81b3
Manifest60a9fc96bae3161baf98fa099cf1c83ec5b8844b3315b250a541a28ca26f76d3

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
Signaturet9SfUjsI/A9/5GwHMgFu+p15Xi+4WJPeLENIzTnriC2hnwwbDDfE+H8xu4zuvJmwCMAo9wQTXRejlRsvhshKDA==
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

2026-09-17T09:55:33.127131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084635
observed 7a6bb58a39084bc84422f739dc7d9915...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.110273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084635/manifest.json
observed 60a9fc96bae3161baf98fa099cf1c83e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.092384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084635/publication.md
observed 9c2095e143cf0d514bbfbaca892ff7e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:33.074001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084635/publication.txt
observed 757b66a19c7aaf51278502967d8cd636...
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.