OpenTechnical

OT-2026-000092237

Publication integrity record

Three cup vacuum gripper, three zone face, single 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-2026-000092237) never changes.

Identity and time

Publication numberOT-2026-000092237 · never reused
Internal UUID01a0ae9d-875a-7b04-a4a3-3f8fae9966c2 · 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-2026-000092237
StatusPUBLIC

Content hashes

Canonical text0698144483bbf4273e1d73548c34fde55de3c2014026a8d4f60fe8f140a5b630
Markdown3c11089e01a312d1ffbb4f51d14b7b7ee1407ac940a15f9a1338e12c507738a9
PDF
Publication page7308843752eeac8f9734bba9965a3d2587ba66d5de56a6870691de30f9b61d40
Manifest1bade8fb8a6903d45e0d6cd6fefa79e4fd59bb77b2964a2320e76908effb8f5e

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
SignatureDO/OLPiVy9/t0LC4MxyFmdUzLsK+w9xHe2g8YyEv6P+ysliPXJn068uswa7DXbq6uVWZwslvuAh1VCO0p+BhBw==
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

2026-09-17T09:41:45.434458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092237
observed 7308843752eeac8f9734bba9965a3d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:45.413322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092237/manifest.json
observed 1bade8fb8a6903d45e0d6cd6fefa79e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:45.396453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092237/publication.md
observed 3c11089e01a312d1ffbb4f51d14b7b7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:45.377595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092237/publication.txt
observed 0698144483bbf4273e1d73548c34fde5...
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.