OpenTechnical

OT-2026-000027336

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000027336) never changes.

Identity and time

Publication numberOT-2026-000027336 · never reused
Internal UUID01a0ae72-6997-7adf-8b2e-7cb530b11b83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027336
StatusPUBLIC

Content hashes

Canonical text624eae4e6fa5f07d9d774c1e4415ae1f5dcd3786876fac83c81754bcd4302450
Markdown0cb27b7e8107112a78d6d01229caa97a08122d27373c0ab4eb3ccc4aa5215515
PDF
Publication page54e373a7c0d82768444b31ba97feccacb4842744b03683197b4a5ec81247182b
Manifest7fd971f53b2ceae87b085c25c4f5cf57fd55ff4f7a24c5f80c1ab075d827e518

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
Signature65Q0av8iFb6ZD1sHvXmucMgZXc9+8RV0jtg5rKGaP+WlugITWvzaTElMnLMXwFxqYSJpf6OEO04NiJuUJCvCAg==
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

2026-09-17T11:42:44.285729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027336
observed 54e373a7c0d82768444b31ba97feccac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.266887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027336/manifest.json
observed 7fd971f53b2ceae87b085c25c4f5cf57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.246741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027336/publication.md
observed 0cb27b7e8107112a78d6d01229caa97a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:42:44.227240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027336/publication.txt
observed 624eae4e6fa5f07d9d774c1e4415ae1f...
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.