OpenTechnical

OT-2026-000006693

Publication integrity record

Vacuum cup gripper, two outlet manifold, ejector fed, sustained blow off before 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-2026-000006693) never changes.

Identity and time

Publication numberOT-2026-000006693 · never reused
Internal UUID01a0a964-28d6-7de9-b729-f9356a16b3a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:45:08.697910Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006693
StatusPUBLIC

Content hashes

Canonical text6c01df7a2051c765d585628019d4355359defb46b8c0df3844d311c532e8f92e
Markdown9c83eb5df1428dcd4824a77ab132e081a61427f30a9517568de6157df007238a
PDF
Publication page23fcdcc5337a4664c89af3e1cf822509f00823b7568828ee556fa5f775e8e40c
Manifest32947b675750bd3aad540c3e8123c1e3eea9bf5187631dc18bbf64e970fd32d1

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
Signature4NdahsOzbz0flJI48b8hasUYZPW/2WLMx5ImplLgccwKvqsXOomsqK2fl9StAn+VKDAfq5IvEt+9J7Kv4DZwDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:50:16.641493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006693
observed 23fcdcc5337a4664c89af3e1cf822509...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.628134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006693/manifest.json
observed 32947b675750bd3aad540c3e8123c1e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.487983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006693/publication.md
observed 9c83eb5df1428dcd4824a77ab132e081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:50:16.475176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006693/publication.txt
observed 6c01df7a2051c765d585628019d43553...
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.