OpenTechnical

OT-2026-000045168

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000045168) never changes.

Identity and time

Publication numberOT-2026-000045168 · never reused
Internal UUID01a0ae7c-f769-7aa6-a2db-6c46c7afd4dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045168
StatusPUBLIC

Content hashes

Canonical textd72692fff233e1063d21eb81a06db0c0a3e6aba6ed09e442940f660b42ab06df
Markdownf2a48b28ee0839022163cd57f779a23c713812df2c0cfc24c8702f976c131a8c
PDF
Publication page5c29071cb07fcc00b5f6c9bfdbc7767853d11ecaf870855b8c1e8bf99ebdd5e8
Manifest9bb89349f33413c17254d0c24f6f905d7dee99bdae117144fe207f3c4c2b49a0

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
SignatureodEgxg+3JQmUSLemPuHIKtqZTqnLBaXlEeD2kLOCribgMIKdbL4r4vuW03TUOHGLFuACcJ1OhbTATCz+BkgSDA==
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

2026-09-17T11:10:19.828432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045168
observed 5c29071cb07fcc00b5f6c9bfdbc77678...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.809762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045168/manifest.json
observed 9bb89349f33413c17254d0c24f6f905d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.791749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045168/publication.md
observed f2a48b28ee0839022163cd57f779a23c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.772041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045168/publication.txt
observed d72692fff233e1063d21eb81a06db0c0...
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.