OpenTechnical

OT-2026-000043736

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000043736) never changes.

Identity and time

Publication numberOT-2026-000043736 · never reused
Internal UUID01a0ae7b-d676-7ee6-a1a2-17b3ab41d3fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043736
StatusPUBLIC

Content hashes

Canonical text8625e089449e6cbefd053e5d8a11db5e19bf433d1c830e757c7644db969f8ece
Markdown2a53b34d7032217aaf6d6cb6720d452760199447bf6fe2b411ad4a520cae0ef9
PDF
Publication page6f21d79e7c2a12174ebf4cacddcb63788866a76b3836320f8d9733e576567e15
Manifestc227b2a013ae0fbeb6855b565a87fc2b3d3636c6a79d111323297919e2d7f540

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
SignaturepYpBgnslq6REpqJjfLJ9f7RBoCQjLI6Z9UM2LUN7ndNpyPNg5ZPS57STWqv/S/qvvCrcyfVn6wTqrB+gSoJkCQ==
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

2026-09-17T11:12:00.776342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043736
observed 6f21d79e7c2a12174ebf4cacddcb6378...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:00.757974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043736/manifest.json
observed c227b2a013ae0fbeb6855b565a87fc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:00.738357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043736/publication.md
observed 2a53b34d7032217aaf6d6cb6720d4527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:00.719072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043736/publication.txt
observed 8625e089449e6cbefd053e5d8a11db5e...
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.