OpenTechnical

OT-2026-000009622

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000009622) never changes.

Identity and time

Publication numberOT-2026-000009622 · never reused
Internal UUID01a0ae6b-7563-7b42-a3b8-4fd1d2e52c1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009622
StatusPUBLIC

Content hashes

Canonical text545e71e0f24ac29f7e59689ccef25fb0ec330db0e17c841d7ca5fbc697170492
Markdown7f6a912ab65282a01e726760b4158a2306361921c32852a448ef5099ec9d5d55
PDF
Publication page8f08ec41ff6c92aacdd06a72a7d4fa1504bf6334860b5bce56343d377e429c2c
Manifest7e1ccdf0540f5c7f32d10bf869e3468415aa65c595b5b421efd14407718cc9f8

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
Signaturex0zTmrjPx0jtqPfIzSXkdaZm3i0Q9OoLE+QpdTpNi7fE9pqlmRf2kvV/dqQVZk1dzs5a1rp8rygTzhPrjbcMCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:04.577835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009622
observed 8f08ec41ff6c92aacdd06a72a7d4fa15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:04.551965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009622/manifest.json
observed 7e1ccdf0540f5c7f32d10bf869e34684...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:04.529694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009622/publication.md
observed 7f6a912ab65282a01e726760b4158a23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:04.507568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009622/publication.txt
observed 545e71e0f24ac29f7e59689ccef25fb0...
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.