OpenTechnical

OT-2026-000081318

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented after set-down

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-2026-000081318) never changes.

Identity and time

Publication numberOT-2026-000081318 · never reused
Internal UUID01a0ae96-f374-79a9-8d49-a10ce38630af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081318
StatusPUBLIC

Content hashes

Canonical text0d2193ec846339b93b4d4219de1eaa011ca0a124639a22829bd309c64ebead43
Markdownf85e98914600cdd9a20158b865992a9cebba2c2727ca5aac1d5f2d7f77518e4a
PDF
Publication page81448b81889af94611e9aee4e4a36aecf0e45a482ad49e0bc50c95646684884c
Manifest2fc9f9f87ad4b57d28b4a53b8334a7112690d60f19c8da18402d1ffcd335544c

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
SignaturefcljC9sHblaDXSC2GMQ/faKu/DPAKelTSSxva60ya+4/pm1KaTOasX+Rwx7AfiZXeJ75TZcq/DoNCRlwWWo+CQ==
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

2026-09-17T10:01:26.115721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081318
observed 81448b81889af94611e9aee4e4a36aec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.098285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081318/manifest.json
observed 2fc9f9f87ad4b57d28b4a53b8334a711...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.078301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081318/publication.md
observed f85e98914600cdd9a20158b865992a9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:26.060244ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081318/publication.txt
observed 0d2193ec846339b93b4d4219de1eaa01...
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.