OpenTechnical

OT-2026-000074762

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000074762) never changes.

Identity and time

Publication numberOT-2026-000074762 · never reused
Internal UUID01a0ae93-ac2b-7e8a-a3c7-4df13ee46a68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074762
StatusPUBLIC

Content hashes

Canonical text12671e062c24f5e2d9b83f3c5f6c4338e52c3b6a5268e7d00078cd4fd43eaa15
Markdown7c18f7477b9bf43b3fb0a31a0ca5f95744f7ffc8e877e82864a755c29a0ea51a
PDF
Publication page354bbb01330a7059d450f32024d80f9edc792b9642914ba6af9d24ad2f5c1f7f
Manifest96fad38cd8e4863e2798f7a05314665595a0a7702be93b71b71e06220b502eb4

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
Signature8AMgVzi9x586ccN1wa7hLFQVOfUX5aR4b1iBVdNYpyRFny6pSdjygXIt6Rbx3UIpat/uvw/OnvZcnzkue2SzAw==
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

2026-09-17T10:18:27.183623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074762
observed 354bbb01330a7059d450f32024d80f9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.165472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074762/manifest.json
observed 96fad38cd8e4863e2798f7a053146655...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.148202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074762/publication.md
observed 7c18f7477b9bf43b3fb0a31a0ca5f957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:27.127698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074762/publication.txt
observed 12671e062c24f5e2d9b83f3c5f6c4338...
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.