OpenTechnical

OT-2026-000040993

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000040993) never changes.

Identity and time

Publication numberOT-2026-000040993 · never reused
Internal UUID01a0ae79-6d11-796b-b5e3-3b60249f0b40 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040993
StatusPUBLIC

Content hashes

Canonical text6a89764c9151ed69fe3e4107c16414c9629b70f8009a7700843561d1b58113a0
Markdown198233f89d6db8e0cb28f0eba8f94d2d26c4e11f8c0a61dd3cf458d646f4fc39
PDF
Publication pagea67f95848cc85c51c050a4ce1a74c723131a6f3ceb343c3c19c91f03ee07aa53
Manifest9ba3a74ffb538d062419c55e1fc6d5efbbd5feb95debdde88f8714d98c1765e7

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
SignatureUTDcWk92o1Vx6h19L3H5Swap3zyuj9lWduYtg5rXkBTrevLx0iBFhgAtjIglD+rNXnZ216KwOGZSGvqFTqiBAw==
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

2026-09-17T11:20:24.217831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993
observed a67f95848cc85c51c050a4ce1a74c723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.198959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993/manifest.json
observed 9ba3a74ffb538d062419c55e1fc6d5ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.180989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993/publication.md
observed 198233f89d6db8e0cb28f0eba8f94d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.161403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993/publication.txt
observed 6a89764c9151ed69fe3e4107c16414c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.825765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993
observed a67f95848cc85c51c050a4ce1a74c723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.808661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993/manifest.json
observed 9ba3a74ffb538d062419c55e1fc6d5ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.788089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993/publication.md
observed 198233f89d6db8e0cb28f0eba8f94d2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.766774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040993/publication.txt
observed 6a89764c9151ed69fe3e4107c16414c9...
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.