OpenTechnical

OT-2026-000056649

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000056649) never changes.

Identity and time

Publication numberOT-2026-000056649 · never reused
Internal UUID01a0ae87-7af6-7532-9421-b22c1d68a725 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056649
StatusPUBLIC

Content hashes

Canonical text33a8e3fa737cf820a3013f2833a68192b2828d387b0d433c09be825c41c7cb0a
Markdown9dc25cc914de5570eb3cc106854e87983d0d6259a3c8063a76ac873d7bbcd416
PDF
Publication pagec178863abfcacea75f20ac7e6e1b9dc75e38daafc9966c450a5d373f0a0d92b5
Manifest1d9bbca25b390764ab9d38b117104887a210228c4433f789ea965fc106de924f

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
SignaturebcoS9m1dzHFtS4ywaFwQehAv153DVJXd1mWbkV9KdeizdFjBowCCLWJJAmQK4ldhd9yC0eaTybRrL5LYsUd1CA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:00.775062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056649
observed c178863abfcacea75f20ac7e6e1b9dc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:00.755702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056649/manifest.json
observed 1d9bbca25b390764ab9d38b117104887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:00.736643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056649/publication.md
observed 9dc25cc914de5570eb3cc106854e8798...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:00.718101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056649/publication.txt
observed 33a8e3fa737cf820a3013f2833a68192...
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.