OpenTechnical

OT-2026-000082618

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000082618) never changes.

Identity and time

Publication numberOT-2026-000082618 · never reused
Internal UUID01a0ae97-8cc8-7157-b1b6-14676afe63d7 · 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-2026-000082618
StatusPUBLIC

Content hashes

Canonical text82798916c6dc7c2ad4d7af9593008c571f56e7ed84ef50b868b8cdb0318acdf4
Markdown0cab9cece621bbea9759e7335cc73049ea5518b5f87717e147053e380e257630
PDF
Publication page640d063759a5fa308f7b154009d02e6c7b59f4a2db9571656765bb6a233b19e4
Manifest34c08d2fa621e45f52810431fe7d41de864103041fee9aee6fa30978859844c7

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
SignatureovEG0TkQoxuYK78WOffuDNsz4YbfLJReF1f2DJ/bsKCqxMmiRufb9DbpJkYvssA3aMJr0EK+PqFoY6nOXwuIDA==
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

2026-09-17T09:58:03.856288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082618
observed 640d063759a5fa308f7b154009d02e6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.839119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082618/manifest.json
observed 34c08d2fa621e45f52810431fe7d41de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.821487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082618/publication.md
observed 0cab9cece621bbea9759e7335cc73049...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:03.802382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082618/publication.txt
observed 82798916c6dc7c2ad4d7af9593008c57...
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.