OpenTechnical

OT-2026-000032188

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000032188) never changes.

Identity and time

Publication numberOT-2026-000032188 · never reused
Internal UUID01a0ae74-f7a6-73f8-bbcb-bfd4dd194873 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032188
StatusPUBLIC

Content hashes

Canonical text390e07e2474c3bb925e30cc1d2c587ec0e799c4a9c70d9bc26b493b1a2f3bc47
Markdown56072082957c58ce2a3c161cce2cab8df913aaed37ca92d39ebec1656e71f9aa
PDF
Publication pageff03b5efc8c102b0ceb9dc2213196d49bcb7ba92fe9baf3ea29b1c7f2876a9c4
Manifestc23b661dd2d642eaa6d0a0b3d82797b8dbe6d20f639e15eb2998334d6366c317

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
SignatureG6YqKAe1UWdL4zVUU2xoWbkr3/UKsg0TvJFJqMoMVK+wJdc39Xyje6E+YJlrT9O8ud5Lziqj7HCFHKOM83VXBQ==
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

2026-09-17T11:34:31.717681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032188
observed ff03b5efc8c102b0ceb9dc2213196d49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:31.700419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032188/manifest.json
observed c23b661dd2d642eaa6d0a0b3d82797b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:31.682486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032188/publication.md
observed 56072082957c58ce2a3c161cce2cab8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:31.650437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032188/publication.txt
observed 390e07e2474c3bb925e30cc1d2c587ec...
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.