OpenTechnical

OT-2026-000051114

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000051114) never changes.

Identity and time

Publication numberOT-2026-000051114 · never reused
Internal UUID01a0ae82-c7b6-75d4-b2f8-dc41fbb1cee7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051114
StatusPUBLIC

Content hashes

Canonical text3b4afe494f972450c647ef898f2d97371b42c4992e73181c62316be219ced8c5
Markdown2dec7148b51be4d97b6a81d58619024e2ceae0b18d9063d11d1df6235d87d9fb
PDF
Publication pagec5a7e46c7f5c70a80299bf45726d90a4e1463aeb3c0ca99a2dcc82b3eddf2f29
Manifest7cc8e3b70d6f3d8356665877da4897e5235e19775f33d82acd6ee7dedf778ce6

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
SignatureOrn6Ai61VkO/ipiyVmbq9jhzyOodYZ/dYNE66r6MN6eGpCCHzDyFto0p1M5gIrd4UDe8Kn82+hT4Oru+9bUqDA==
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

2026-09-17T11:01:03.638316ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051114
observed c5a7e46c7f5c70a80299bf45726d90a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.620767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051114/manifest.json
observed 7cc8e3b70d6f3d8356665877da4897e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.603553ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051114/publication.md
observed 2dec7148b51be4d97b6a81d58619024e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.587070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051114/publication.txt
observed 3b4afe494f972450c647ef898f2d9737...
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.