OpenTechnical

OT-2026-000063241

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000063241) never changes.

Identity and time

Publication numberOT-2026-000063241 · never reused
Internal UUID01a0ae8c-94ab-7dac-8566-fa14568bc510 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063241
StatusPUBLIC

Content hashes

Canonical text0478597152f21338acbf461d6ba39cc59a81d2cbf21247d0d1e1a7a860449ab9
Markdown3c9581556fad3d5e297525b7eb15c2ad77fb799e5a159d181a1754039ef0a835
PDF
Publication page616ebce7b50e8e310e8a62b414ee2b5ffe533e162fd745244b09fde0af986937
Manifestb611dc641785bb2d6d9dc6aba1e4309a6d1f8ab47de7b8e127d26188384e5045

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
SignatureAYls9p7U0d8yA+cU/s59jXBaMlVx4ihUulfHeZ43lH1YUhlP8szQaBVTiUkAVUrSIHe3HeQdddoEC1PXs00NBw==
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

2026-09-17T10:39:07.414830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063241
observed 616ebce7b50e8e310e8a62b414ee2b5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:07.397169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063241/manifest.json
observed b611dc641785bb2d6d9dc6aba1e4309a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:07.379073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063241/publication.md
observed 3c9581556fad3d5e297525b7eb15c2ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:07.362150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063241/publication.txt
observed 0478597152f21338acbf461d6ba39cc5...
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.