OpenTechnical

OT-2026-000085166

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two 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-2026-000085166) never changes.

Identity and time

Publication numberOT-2026-000085166 · never reused
Internal UUID01a0ae99-43b9-75f1-b792-d09742598402 · 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-2026-000085166
StatusPUBLIC

Content hashes

Canonical textec11e975442648194b2b10be974e8867d8465e2cd9ad9109b4dd3abebe1d55cc
Markdown14d51562ea4336103a77e98e6be4bd648128ea35ba19026f20dc50943c9c88e3
PDF
Publication pagefb5b419cd95c84f9da59fb20314bb4d31934f259c92a9fabcb1e3764fbb62647
Manifest3d9150576295be00a964b84b923005d725b59835d670628d941f9fe7b38bf0a6

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
SignatureGDHC8J+oQLo29fFHPgSt0yBXKyH9g5iyM2YDDc35Tv3iQKwjR6Md3+506pwVWvydKbnmkB2wkXlob7x2/aRJBg==
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

2026-09-17T09:55:14.870217ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085166
observed fb5b419cd95c84f9da59fb20314bb4d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.853721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085166/manifest.json
observed 3d9150576295be00a964b84b923005d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.837354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085166/publication.md
observed 14d51562ea4336103a77e98e6be4bd64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:14.819738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085166/publication.txt
observed ec11e975442648194b2b10be974e8867...
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.