OpenTechnical

OT-2026-000006090

Publication integrity record

Vacuum cup gripper, four outlet manifold, plant vacuum fed, 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-2026-000006090) never changes.

Identity and time

Publication numberOT-2026-000006090 · never reused
Internal UUID01a0a94e-ffac-7b58-adea-33645f474619 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:01.903494Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006090
StatusPUBLIC

Content hashes

Canonical text9708f7cc3d44d5d7f917e8d0e0715a0f51bf1bfabd9360aaf3236a0d124ddc6c
Markdown62027ed8fc4dfcddc196985cc4ba8e6ffe9ae8a6c1b4bdd801cb9f6f25bab1b6
PDF
Publication page716eb7d069aefb97e3f78f1905e3b612ccff11028fd0f2c75bb7811f6843ffa5
Manifest67c1e9645343b8c2ec3713e7186441feefdf17b0685c2c9964b2f4391fbf9b7a

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
SignatureVWic7WNxRHTajWDeJJv5iehWUvqDlEjlGlnqBaUmnacSI65yqhG8UhQ1Q2Y9I/oPOR0GqHEzsXb6yj5MtTVzDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:28.645524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006090
observed 716eb7d069aefb97e3f78f1905e3b612...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.632124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006090/manifest.json
observed 67c1e9645343b8c2ec3713e7186441fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.498278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006090/publication.md
observed 62027ed8fc4dfcddc196985cc4ba8e6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.483325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006090/publication.txt
observed 9708f7cc3d44d5d7f917e8d0e0715a0f...
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.