OpenTechnical

OT-2026-000084908

Publication integrity record

Three cup vacuum gripper, three zone face, three 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-2026-000084908) never changes.

Identity and time

Publication numberOT-2026-000084908 · never reused
Internal UUID01a0ae99-43b4-7b72-b775-d48fcc6d4777 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084908
StatusPUBLIC

Content hashes

Canonical text189192a97d486edc4659402db5008436c578c49144a91a4eebd7a9a4b9e978d9
Markdown6d924248c74bc29e05eb4416b877b58d60c64edd4ebdc3a8544243c9a512a205
PDF
Publication pagedc81dfb529fab9a528377c073b3a673ab0080cb70589d38bf415ddd97d750dbc
Manifest1e8e9663e3ab84e869f08e49aa69a8ce6497d3ff89c648343d87ba0086252ce8

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
Signaturet/1i68McaA8CjkK+tKRer1ygrayZlx/VaXmcjPZt3irSLUIWeUok6wIzlSxWrUTA++P4p0jb1KneKj43RUgICA==
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

2026-09-17T09:54:53.362215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084908
observed dc81dfb529fab9a528377c073b3a673a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.343343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084908/manifest.json
observed 1e8e9663e3ab84e869f08e49aa69a8ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.325473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084908/publication.md
observed 6d924248c74bc29e05eb4416b877b58d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:53.308567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084908/publication.txt
observed 189192a97d486edc4659402db5008436...
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.