OpenTechnical

OT-2026-000082163

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, sustained blow-off 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-2026-000082163) never changes.

Identity and time

Publication numberOT-2026-000082163 · never reused
Internal UUID01a0ae97-4d93-7634-be53-104240af58de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082163
StatusPUBLIC

Content hashes

Canonical textfab26ca4acd15ae182651aaff4b7e30f5abdda05eaf122ac83149e10785daa10
Markdown8100e65283fd74484bc9adb86a04157545136e4ff1ec070139370d1840f9ca76
PDF
Publication pagedc01eb79c8b6b03b4e35eb33d47949aed2a8dba0d295913db8eae7b34f748ab4
Manifestb9c75c4707edb413e5da818faf9650e8d13010143bff4be53a8a2e33cb440377

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
Signature0SVwyropBaOimokkamUhJAtEsRB1BjzfeWuIWxpjdKRfIxBl4Cxq1llew1alMEJjC25upfDOp+IFrtlKhAD3Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:59.215314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082163
observed dc01eb79c8b6b03b4e35eb33d47949ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.199230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082163/manifest.json
observed b9c75c4707edb413e5da818faf9650e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.182219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082163/publication.md
observed 8100e65283fd74484bc9adb86a041575...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:59.164540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082163/publication.txt
observed fab26ca4acd15ae182651aaff4b7e30f...
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.