OpenTechnical

OT-2026-000056945

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented before 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-2026-000056945) never changes.

Identity and time

Publication numberOT-2026-000056945 · never reused
Internal UUID01a0ae87-7af9-7b32-8d99-0eaca193795c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056945
StatusPUBLIC

Content hashes

Canonical text9836524611e45f80f8d11631716e1624b2ad6456f596f6919d3a149b3a6cc897
Markdown1a49a71577e2e2c60c8e64bce8d9c448847814839bdd5a72271b18e1e621261a
PDF
Publication page2f1ada43fb91e42ed776abf76a3f9276772a81cf3a4687fda1b6d807b13561f8
Manifest3730c67b0dbab035af6cb0b866a7bacfdb0b549e8578d623964397673939aa48

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
SignaturelK5vrUWV8D6kfJVQHaXHThcuMkTXFI8rP8bZ2SoMaM0oB9PIKg4T1xbVYftAKI4Gxdd6tHc4AjR9ntI9VSLwBQ==
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

2026-09-17T10:50:29.869655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056945
observed 2f1ada43fb91e42ed776abf76a3f9276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.848441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056945/manifest.json
observed 3730c67b0dbab035af6cb0b866a7bacf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.830345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056945/publication.md
observed 1a49a71577e2e2c60c8e64bce8d9c448...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:29.814783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056945/publication.txt
observed 9836524611e45f80f8d11631716e1624...
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.