OpenTechnical

OT-2026-000018127

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000018127) never changes.

Identity and time

Publication numberOT-2026-000018127 · never reused
Internal UUID01a0ae6e-b487-78e0-9a99-940accd269d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018127
StatusPUBLIC

Content hashes

Canonical text47b047592e5abe20230dd6dd8412d99844ead2d0db13eae69707779d2c63743d
Markdownbb8a60ae215bd5db5ce4be30c37c27bdfd2458bb0aa1b3db8d834d0d59b50b2a
PDF
Publication pagefa6acdcccc9cbadfea55922e8fbfc1e9ba84199d69de480b6a1733fc9627a823
Manifest0074fbc37d26942a437b06a22432099ee763ba3529ba479e0c5ea7f73e5d5e5e

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
Signatureh/YRHFL8xMowuc1UJ+JNq3Fp4fMLwbHV1fJWuGTHgAhKIZyKN75kdPNoMgJs4gxXhoe60n6i51n9HDkit8MHDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:59:52.112836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018127
observed fa6acdcccc9cbadfea55922e8fbfc1e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.096998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018127/manifest.json
observed 0074fbc37d26942a437b06a22432099e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.080542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018127/publication.md
observed bb8a60ae215bd5db5ce4be30c37c27bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:52.062082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018127/publication.txt
observed 47b047592e5abe20230dd6dd8412d998...
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.