OpenTechnical

OT-2026-000102518

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000102518) never changes.

Identity and time

Publication numberOT-2026-000102518 · never reused
Internal UUID01a0aea4-858a-7709-b3f6-1340c6a5d6c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102518
StatusPUBLIC

Content hashes

Canonical text092debdeac4c8c3c52f9dda718b89d21d16d0e848aa97cc21cd4c6b653daee94
Markdownc4bf131906c721023dbf4885c23432e881f8f552f36fa7e9790636d8e4f533cc
PDF
Publication page499cf652f7c1f6b06348595272583cc63f9afc5ba7eac0261d3a994500b8efb1
Manifestcf474c5637ae4ed18b070b7fdf2721cc0e4346b6a6192bede8926e9a2d67db62

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
SignatureNv38nfpVUY1KSPBIRQh08kwTa4YV/pTgPcETINKFVSKykEszcdOnPTlBWP/ZhG3YcQoPT5r3psR5Rmp7Km5bAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:59.256533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102518
observed 499cf652f7c1f6b06348595272583cc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.238201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102518/manifest.json
observed cf474c5637ae4ed18b070b7fdf2721cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.219043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102518/publication.md
observed c4bf131906c721023dbf4885c23432e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.199464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102518/publication.txt
observed 092debdeac4c8c3c52f9dda718b89d21...
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.