OpenTechnical

OT-2026-000084865

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000084865) never changes.

Identity and time

Publication numberOT-2026-000084865 · never reused
Internal UUID01a0ae99-43b4-76e1-bcaa-dd609f781b44 · 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-2026-000084865
StatusPUBLIC

Content hashes

Canonical text47b729728765088296dc27cb2553f0587463f8a42a4c60f35a7e266604015d70
Markdown73003518e09ea7b7086623100083ed57652f613c2e28ee9219e374289c334c1c
PDF
Publication pagec5a517dad86de88f5de97c082e46e57f22812054208851147f8cb38e0c597545
Manifest9f63a463caa09f5fbc21f6bd63a6d775fcae6a3a5afc76dec6ab569dfadb0079

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
SignatureDooHi51HfnzN0QZiq+XPe0H+N7+ScOpEkQkUiyrA+bKlqdPKk9KHiurZheuT3B0wtM//+cG/YG+BDZzewVpyDA==
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

2026-09-17T09:54:49.725825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084865
observed c5a517dad86de88f5de97c082e46e57f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.706889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084865/manifest.json
observed 9f63a463caa09f5fbc21f6bd63a6d775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.684995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084865/publication.md
observed 73003518e09ea7b7086623100083ed57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.668083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084865/publication.txt
observed 47b729728765088296dc27cb2553f058...
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.