OpenTechnical

OT-2026-000085925

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, 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-2026-000085925) never changes.

Identity and time

Publication numberOT-2026-000085925 · never reused
Internal UUID01a0ae99-e82a-74b2-a396-06b3ead2e0e8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085925
StatusPUBLIC

Content hashes

Canonical text921720747f26549a81a38106ab40c6d613654db90be7ffcc2bc5ad4ba8b4a6fe
Markdown6379a08f912bd9346fc0417078a6d586bbf9413d4ba15b9c3dce3c7d2e267020
PDF
Publication page53dc28cabb587aa2845c7da17ddfe747816a723c2eb41fb591d6a21237e41e50
Manifest4ae029982cc94cb5c68746afb5edfb09c5295f12d2a01827c2616e8f8ccf5c9c

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
SignatureT7FdRaFoyGL/DV2wehyX5EDT3zgAWT1nAO1fbYl6PyJ8zfR1EABBK8om0m3aKW1N1JRgzlXp0cm/BMDfXzdHBg==
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

2026-09-17T09:52:52.569326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085925
observed 53dc28cabb587aa2845c7da17ddfe747...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:52.551038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085925/manifest.json
observed 4ae029982cc94cb5c68746afb5edfb09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:52.504284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085925/publication.md
observed 6379a08f912bd9346fc0417078a6d586...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:52.422635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085925/publication.txt
observed 921720747f26549a81a38106ab40c6d6...
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.