OpenTechnical

OT-2026-000085304

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000085304) never changes.

Identity and time

Publication numberOT-2026-000085304 · never reused
Internal UUID01a0ae99-aaaa-7456-95ab-2df61fddf885 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085304
StatusPUBLIC

Content hashes

Canonical text4d3a5b9c0de2a0c6ed82d4941c89c4c18516c4f17116f7913b6dc3b63f177280
Markdowne32844d202def9672620422cce145a37c04539d96e7afaafd2f7b06d7635f52c
PDF
Publication page5eac994e53abc0d4c32168417dea797cfb4cbb3537ca564bfcf75533ea6763ad
Manifestf3bdae0ff492f0377e7d05f6018ded8650449d6495f54147675bba7ebbe7638d

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
Signatured0x5ZGIIAQ7/kDtHejGY/CJ36qq4UaMHXkvkWbCnzS8X1tOMkye7KKdXJQ6Ng9kqp1OtpzeO8eq04xe8UdUuAw==
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

2026-09-17T09:54:01.340019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085304
observed 5eac994e53abc0d4c32168417dea797c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.320943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085304/manifest.json
observed f3bdae0ff492f0377e7d05f6018ded86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.300084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085304/publication.md
observed e32844d202def9672620422cce145a37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:01.280214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085304/publication.txt
observed 4d3a5b9c0de2a0c6ed82d4941c89c4c1...
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.