OpenTechnical

OT-2026-000059585

Publication integrity record

Single cup vacuum gripper, two stage ejector, 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-2026-000059585) never changes.

Identity and time

Publication numberOT-2026-000059585 · never reused
Internal UUID01a0ae89-ec23-71ed-997f-89f3750f33ef · 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-2026-000059585
StatusPUBLIC

Content hashes

Canonical text6a4322467ef813301742ef163d701ace81166093d3fb6b56d1bf9167f191f466
Markdownfd8f0ac368f60571fa4426f173caa8dc611b1bc365009d6affaf8f793c585a5f
PDF
Publication pagea2302639f942e7ac73d8dcfa821f58b9acd991d9c9c34e90901615bd456f8aa3
Manifest816615dc3b1f9861bece77222b432d11a11e638552ea3e22636154888bc02e7a

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
Signatureo8YGSLOlSavI7zFou6yHf4IstXOll0BLFYz0myAtIGpz/UEwWWhmH5Fy3+n/g8EoUFlT+HfxIMZlK72yYE9fBQ==
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

2026-09-17T10:44:14.137467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059585
observed a2302639f942e7ac73d8dcfa821f58b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.118944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059585/manifest.json
observed 816615dc3b1f9861bece77222b432d11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.100423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059585/publication.md
observed fd8f0ac368f60571fa4426f173caa8dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:14.082450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059585/publication.txt
observed 6a4322467ef813301742ef163d701ace...
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.