OpenTechnical

OT-2026-000069600

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained blow-off after set-down

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-2026-000069600) never changes.

Identity and time

Publication numberOT-2026-000069600 · never reused
Internal UUID01a0ae90-b52b-7cbf-88dd-eac498df4d82 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069600
StatusPUBLIC

Content hashes

Canonical text7e3fdb722d87ef80ecb20437d4ceec4bc5444221f71079e7002facdc2ef2a86a
Markdown9ecef42a3848e550376739391e2d95f1e85990ac7b36cbbf67b8400a6221ea1e
PDF
Publication page5cd5b4af8217581b5ca0e749a040dc1c3c3c9cae484aaa1b1ded2543d482b2b6
Manifest5af52cb2fff8d8b5df2b8f4cef788712dc8a9b62c89162dbe2d8094603e2d747

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
SignatureVBlM0lj47tSqFRP+eOzLP12+7TGMVNEJtlw2F+Bu+BtYU1hLxOmd43cMs77GR/HG+m9zW8OD0jOpkeZpsYrUBA==
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

2026-09-17T10:28:15.693878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069600
observed 5cd5b4af8217581b5ca0e749a040dc1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:15.676932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069600/manifest.json
observed 5af52cb2fff8d8b5df2b8f4cef788712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:15.658440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069600/publication.md
observed 9ecef42a3848e550376739391e2d95f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:15.640014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069600/publication.txt
observed 7e3fdb722d87ef80ecb20437d4ceec4b...
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.