OpenTechnical

OT-2026-000011574

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line pressure sensor, 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-2026-000011574) never changes.

Identity and time

Publication numberOT-2026-000011574 · never reused
Internal UUID01a0ae6c-8900-7197-b2a3-7f5484222ef6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011574
StatusPUBLIC

Content hashes

Canonical text7151dd430d3729ccfa4c241ae9c08e23862900e888eda3223ccbb2fbad21418d
Markdown7a9afe408d5b87f21768fa75092209670726057095d2fe9b79713e7a0e191d33
PDF
Publication pagec1e1b179a418283ed03e4c577a678a3e3d47552f6c1b36f18f2cea387c72cc5d
Manifestbd035bf2954ded7fb0fec99ed5d4964b19aa4bbfc107ee6494fd2818c14ca4eb

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
Signature757E01VUZ4AzHMimvKu6NDQlDVSvrLMz8Im2pVy1LGcCUpqKgcMpuPrkWA4LYuOoQ90iOTIfzwIYizq8urROBA==
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

2026-09-17T12:13:28.454061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011574
observed c1e1b179a418283ed03e4c577a678a3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.437473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011574/manifest.json
observed bd035bf2954ded7fb0fec99ed5d4964b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.418448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011574/publication.md
observed 7a9afe408d5b87f21768fa7509220967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:28.400176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011574/publication.txt
observed 7151dd430d3729ccfa4c241ae9c08e23...
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.