OpenTechnical

OT-2026-000041368

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off 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-2026-000041368) never changes.

Identity and time

Publication numberOT-2026-000041368 · never reused
Internal UUID01a0ae79-b144-71f5-9e1f-3907eee37d2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041368
StatusPUBLIC

Content hashes

Canonical text0cebd0565cc3db07c99c8eaca096c2769a1c23c8f465173196ceeece89d0e10e
Markdown7acf623c59f26bfd791bead66dfe934b8556773e06a6e7bb5def8f299ad593db
PDF
Publication pagec2a23769b7e3f6bff1be5a873c6342aeb4f00a528f46ee58a13abbb80cb1709f
Manifest1508bc916ed1bda2e7f4d303a51e6d51957ee41f077cadf9d7189cf6ecd9446b

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
SignatureBW1TjxpeD2suxuT+dbHtOso8r73WiW0sBCiBw4oaOl9tgqVFO5LKySReV9KDBGrfOvborpCRpkI0tFtVWAGSBA==
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

2026-09-17T11:17:22.379161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041368
observed c2a23769b7e3f6bff1be5a873c6342ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.360449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041368/manifest.json
observed 1508bc916ed1bda2e7f4d303a51e6d51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.341789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041368/publication.md
observed 7acf623c59f26bfd791bead66dfe934b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:22.323756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041368/publication.txt
observed 0cebd0565cc3db07c99c8eaca096c276...
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.