OpenTechnical

OT-2026-000059560

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, sustained blow-off after set-down

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-2026-000059560) never changes.

Identity and time

Publication numberOT-2026-000059560 · never reused
Internal UUID01a0ae89-ec23-7b1a-90e3-7e47b0fa9ea2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059560
StatusPUBLIC

Content hashes

Canonical text04221db5331975b8a71639a819ed45bee6f098f7ba0303ee4d560bb22822dd47
Markdownde844ead49e933d92f5aa2f2aef4666df4f5440859532786cc86da5bd4b6573a
PDF
Publication pagecceddca00c06532408acd283aade633e69dc0ed3d9c86b3241f728f5a9055f52
Manifestc4e38374b46be34489f5248ef0d9ce3c4745c526d016ef5550143642aad0ad40

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
Signature9ZIQWBAIMIVWqgpCKHVpyVsZs/gNdq7jBW80C2F418JGlMaf/bJ1todiSGoNUdj0DJFVOiotRK7e91j2y5c4DA==
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

2026-09-17T10:44:12.301483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059560
observed cceddca00c06532408acd283aade633e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.283138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059560/manifest.json
observed c4e38374b46be34489f5248ef0d9ce3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.266045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059560/publication.md
observed de844ead49e933d92f5aa2f2aef4666d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:12.248170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059560/publication.txt
observed 04221db5331975b8a71639a819ed45be...
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.