OpenTechnical

OT-2026-000043336

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, pulsed 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-2026-000043336) never changes.

Identity and time

Publication numberOT-2026-000043336 · never reused
Internal UUID01a0ae7b-327e-786c-9f08-883a01a66e8e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043336
StatusPUBLIC

Content hashes

Canonical text4eca0ff118946fdcc0d073a60682a1a916e386e02f82bfd4b81ac5286c7c89dc
Markdown8b8b79cee23c41663e4cde10ea4b2db0ad28522a26ffe80cd01dc2e85fd0e80d
PDF
Publication pageb33a511e27d23adf05ed63e2e55afdc03f9f37aa5242cc561a97976fa67e0e1c
Manifestd1e3e03a0f47b29b3c1448b4eebe08d6d52facd8f8d0e3b1a732593215db7e1f

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
Signature8kWJkfv6Os3Laso6ZAfSZySd50U69FvzG6eDSuqLHx666B5Hlnnz5RR1bMJ3+KfjZm2mHRNtYvpo4bOMPizmCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:13:50.832183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043336
observed b33a511e27d23adf05ed63e2e55afdc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.814733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043336/manifest.json
observed d1e3e03a0f47b29b3c1448b4eebe08d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.796385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043336/publication.md
observed 8b8b79cee23c41663e4cde10ea4b2db0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:50.780013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043336/publication.txt
observed 4eca0ff118946fdcc0d073a60682a1a9...
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.