OpenTechnical

OT-2026-000060033

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, vented 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-2026-000060033) never changes.

Identity and time

Publication numberOT-2026-000060033 · never reused
Internal UUID01a0ae8a-5a70-74e3-9a78-e0acbac28816 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:57.976275Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060033
StatusPUBLIC

Content hashes

Canonical text8d9a71845c9fd95788d25018a0d01b834b6cc802a414b3b19642fdd0fa99f8c0
Markdown2df5a9777130ab2126429f09b6f5b5fa1eb831e2866a430ba6a40c8dcde1d8f3
PDF
Publication page0371a45aade812699f24a2c3a17ee1c88407ac39b51a0b1391c3c391c9f12bc5
Manifesta077ab63fd6a8ade26c3f77710a366a8a4b4f17f135b643d84ee5c9c32c80a70

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
SignatureCqMR9Zl9NOpIz/oqaC8CWAz4aLj+JZRL74HmWQh/T7HHY23BY5+Ng2fmW+U09rnLY+mTMjd/UK82+b/3lfKfAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:43:39.107167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060033
observed 0371a45aade812699f24a2c3a17ee1c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.088977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060033/manifest.json
observed a077ab63fd6a8ade26c3f77710a366a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.070401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060033/publication.md
observed 2df5a9777130ab2126429f09b6f5b5fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:39.052199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060033/publication.txt
observed 8d9a71845c9fd95788d25018a0d01b83...
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.