OpenTechnical

OT-2026-000086397

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000086397) never changes.

Identity and time

Publication numberOT-2026-000086397 · never reused
Internal UUID01a0ae9a-2c96-71e9-bc5e-e5041b47ac10 · 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-2026-000086397
StatusPUBLIC

Content hashes

Canonical text08646647751ae3099f83862ecb9b765bf77eaddb1190f7bf0e653d740b24a3a9
Markdownba9db94614b37ec1a1d556baaa9cdacc78c5261cabc40fdecb28baf33d0a88a6
PDF
Publication pagedff8345f0b7fbe369cbbe24dbf6873d5dd24bf61cffd01a83e3d8f12126f2bdc
Manifest009019587276e28b5ac65bed8122c649d07026fcdc55e8cc799f61ec2dff3aee

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
Signaturea3+5ExO93MVwsGcxPhqL4bSyZpIjWfiZ240xSf9CUmnCe1AjpuGJJwx1Xf2MBd46QNf1XSoQsC9nJpTvYuXBDQ==
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

2026-09-17T09:52:10.976028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086397
observed dff8345f0b7fbe369cbbe24dbf6873d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:10.954587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086397/manifest.json
observed 009019587276e28b5ac65bed8122c649...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:10.923197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086397/publication.md
observed ba9db94614b37ec1a1d556baaa9cdacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:10.901303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086397/publication.txt
observed 08646647751ae3099f83862ecb9b765b...
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.