OpenTechnical

OT-2026-000092145

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, 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-2026-000092145) never changes.

Identity and time

Publication numberOT-2026-000092145 · never reused
Internal UUID01a0ae9d-875a-71fe-8b5e-b60c612f36bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092145
StatusPUBLIC

Content hashes

Canonical texte53d70141b64640a1b6affc96853c331187f85c16cb969224ef094a49a2e8b15
Markdown795f1bce47cdd165733c45c71852ab62b78c7762502969acb0857c07f26c0986
PDF
Publication page77faf27515da174ed75216846781470035126015273fe59007714b48a934020a
Manifest1640a578a3d7712b65fca118d06fc5dc99aef7f3832bfb0e964734a751e8677b

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
SignatureXqWXyV7bQXSSNBwJW7uOvXjpBkFHkjxnGVHqkr1KfyGMv/sGRZ0SHPgKmYudR/2FSDnYuOhbuQbLjvwE0IMiAQ==
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

2026-09-17T09:41:36.922404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092145
observed 77faf27515da174ed752168467814700...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.904804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092145/manifest.json
observed 1640a578a3d7712b65fca118d06fc5dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.887756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092145/publication.md
observed 795f1bce47cdd165733c45c71852ab62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:36.870655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092145/publication.txt
observed e53d70141b64640a1b6affc96853c331...
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.