OpenTechnical

OT-2026-000061932

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000061932) never changes.

Identity and time

Publication numberOT-2026-000061932 · never reused
Internal UUID01a0ae8b-b8ad-79de-ade6-2d853b5d5fe1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061932
StatusPUBLIC

Content hashes

Canonical text59ab31c7b1932532e97528d97b693bed55db9a615c59f733ba819bdd80565964
Markdown2a84ea076a904ea4c3cbd062767b997dec6e1b84dc3797a0f80f4ba4ae6bd606
PDF
Publication page42e052a3023df25b5952eada793ba522683c32a15a42bab252613da68eb26ae6
Manifeste82d6569463617ef733f23e649dd0cb4ede6285c7d4c8cd78d5ae40b1219714b

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
SignaturewX9pKPvZJpOo+ISLQbhGkFmCAcFtUDoytC8cs9F3MypRVJl8yiNSGgFrdGr8KK67UYJmm0fl0RA8Th0pqU1ADQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:49.319081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061932
observed 42e052a3023df25b5952eada793ba522...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.297980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061932/manifest.json
observed e82d6569463617ef733f23e649dd0cb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.276791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061932/publication.md
observed 2a84ea076a904ea4c3cbd062767b997d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:49.256006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061932/publication.txt
observed 59ab31c7b1932532e97528d97b693bed...
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.