OpenTechnical

OT-2026-000052356

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000052356) never changes.

Identity and time

Publication numberOT-2026-000052356 · never reused
Internal UUID01a0ae83-e792-7d28-8507-d5b6b80ef93e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052356
StatusPUBLIC

Content hashes

Canonical text6ea8851ac3b1b437806c3e855685918a19bc74f38b195b9dc3c37646309592cb
Markdownd3473f21f0e2d1b0c77c7aa4184fa40c38d021f3ac79073219dece600e798fa0
PDF
Publication page7fc150853ae9207d533b76d1e2c6e98916b772927a0f8d742484fdc9ca8b4b72
Manifestc281ae629e770860ad76470a80f427c648a8b1200a980eba3535f884c3022274

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
Signature8Ta/zdur/iCE5iiB61N7P7uyg+8YvW7tmMRY0GXCDMiqdgYAI+DtkJrAXJnrV0KD8VJwSwirSEe+HVV/jSegCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:03.185842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052356
observed 7fc150853ae9207d533b76d1e2c6e989...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.167123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052356/manifest.json
observed c281ae629e770860ad76470a80f427c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.148881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052356/publication.md
observed d3473f21f0e2d1b0c77c7aa4184fa40c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:03.130081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052356/publication.txt
observed 6ea8851ac3b1b437806c3e855685918a...
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.