OpenTechnical

OT-2026-000086738

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000086738) never changes.

Identity and time

Publication numberOT-2026-000086738 · never reused
Internal UUID01a0ae9a-2c99-7830-999e-3ba19d194cca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086738
StatusPUBLIC

Content hashes

Canonical text712d1279721f269a6010d1ad96aaa30ee4ed398db3a8f6c008beb19e4b6d6b20
Markdownc33738acfdbf66108cbeca337bdf39acfd50afcd7a620e64dd4189d244b5f8dc
PDF
Publication page0e797b5bea7098b3dac6227ea13806bea45fc889632c92b097aa49434db3f200
Manifest67dd3068d6d727101a4be694897833a08880df357731dc8db5663d5c5d330c43

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
Signaturel8vrDPGg45Ald3I/9Z/TttSToxdmhB0z9qiK4pIf4ImlevqRGm5v26TsWXVCFwjNssmXk1TUctptSJDIhrtGCA==
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

2026-09-17T09:52:37.110275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086738
observed 0e797b5bea7098b3dac6227ea13806be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.093672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086738/manifest.json
observed 67dd3068d6d727101a4be694897833a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.077796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086738/publication.md
observed c33738acfdbf66108cbeca337bdf39ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.061488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086738/publication.txt
observed 712d1279721f269a6010d1ad96aaa30e...
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.