OpenTechnical

OT-2026-000050132

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000050132) never changes.

Identity and time

Publication numberOT-2026-000050132 · never reused
Internal UUID01a0ae82-41e5-7e01-be20-c32823cfc180 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:07.276716Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050132
StatusPUBLIC

Content hashes

Canonical text21ce47a27031b25c9d37f9b8c1b570cdc1ca36c1a45094585b302ff5ac222dca
Markdown1d4bd5548f9e5296c220fb271e9f4533682ebd323f91c0c88e7ce0e178a6de59
PDF
Publication pagee0f4c194a2d96b30d1c600c9f06bfcb9bbcb0d7a184b62da8d2c59b556e66d5e
Manifest581ce713418407347d2c09dcf6cdcf4bfcfc54d89b900df9006e905ba23be95e

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
SignaturemNoziPIgDE7YJfyiVj6Q4puFknO9ThCNFTbiAZBLySL+u7Ifu8ht4jeGJ9+ORIsSuZzKUSPsXoDRVKOWLaPjDg==
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

2026-09-17T11:01:44.984937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050132
observed e0f4c194a2d96b30d1c600c9f06bfcb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.966431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050132/manifest.json
observed 581ce713418407347d2c09dcf6cdcf4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.948199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050132/publication.md
observed 1d4bd5548f9e5296c220fb271e9f4533...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:44.911319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050132/publication.txt
observed 21ce47a27031b25c9d37f9b8c1b570cd...
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.