OpenTechnical

OT-2026-000094690

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000094690) never changes.

Identity and time

Publication numberOT-2026-000094690 · never reused
Internal UUID01a0ae9f-2dec-7dd0-b3d0-eac7a7093cb6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094690
StatusPUBLIC

Content hashes

Canonical text016a092dc8f7fe807c81f9bde5f7374b833916feee1874be61e8eb7332bdd09a
Markdown1946b6321c85780e9837608bb43514114de031d0eab0901cc51cc5396be59269
PDF
Publication page463c754e3ba204f94b325f78afcc55f1438a58460312f4ac615664b544674fe7
Manifest5d8cb4b0f3d284d13199b204498a7f4cae1f3ed6f7baffe3dc9ec4c80db796e7

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
SignatureJJnuVF84JqFbOjcanf5h3HymTwPDlOWvRrmIgZXh7aRpLpqRCIxkpf3ALrnPQ4I73N779FI3r6mxKBmZflF/Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:08.751072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094690
observed 463c754e3ba204f94b325f78afcc55f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:08.734251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094690/manifest.json
observed 5d8cb4b0f3d284d13199b204498a7f4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:08.716669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094690/publication.md
observed 1946b6321c85780e9837608bb4351411...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:08.666428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094690/publication.txt
observed 016a092dc8f7fe807c81f9bde5f7374b...
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.