OpenTechnical

OT-2026-000082633

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, 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-2026-000082633) never changes.

Identity and time

Publication numberOT-2026-000082633 · never reused
Internal UUID01a0ae97-8cc8-7aad-908c-4db983ad23a1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082633
StatusPUBLIC

Content hashes

Canonical textf7eaa2068452930ca8401f3934ae344470282119ed9297cc29ac2ed5c7212b38
Markdown5effa8f88662d9e6091df2e89b1077a1d466dc6f5b4a5b4b6bc99d091864ef24
PDF
Publication page12250d9ab1a49aa522988ae54e6bc310cd0b0434407632f6433aff8309dc7cfc
Manifest99e91f6e4c4972f9fa17b1649e9123ce41d77851b54eff7ef5db3d77b573454b

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
SignaturewVjTH0ddnvlc7hV3UrqwOiM5D9nHv8uZyuqWnNiwJhimxL5NL5YHgs9bAxb+BVyBCf8ZQ4QAwuogNHiygl+dAw==
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

2026-09-17T09:58:11.306172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082633
observed 12250d9ab1a49aa522988ae54e6bc310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:11.288884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082633/manifest.json
observed 99e91f6e4c4972f9fa17b1649e9123ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:11.272003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082633/publication.md
observed 5effa8f88662d9e6091df2e89b1077a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:11.254732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082633/publication.txt
observed f7eaa2068452930ca8401f3934ae3444...
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.