OpenTechnical

OT-2026-000065193

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000065193) never changes.

Identity and time

Publication numberOT-2026-000065193 · never reused
Internal UUID01a0ae8e-1df9-798f-adbc-b873e4a15109 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065193
StatusPUBLIC

Content hashes

Canonical text91c3553a625ff42da168db2cd33e5b12ef3770bce03291a023a8d641cf9a2c38
Markdownb583b0b1ba69277361923006979569e8a395e4fc47db1b260168ca9d8d142be9
PDF
Publication paged2e2cd6dd4a01409f41f328e60d62009b5a6b07e96b111a5052fe7923c9bf3b8
Manifest11334cb2622fbda45d37e443b48e2691f7024613f248e3a0a6f41249522ba0a3

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
SignaturepnQ6KvecPkIsyc26HVALfTZTJV7eoX+M2gTSeSi2F/fcdRxGSMuYdkXDefytAFGFln9BSoR9fxxczMd9k0w/Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:02.439828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065193
observed d2e2cd6dd4a01409f41f328e60d62009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:02.408808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065193/manifest.json
observed 11334cb2622fbda45d37e443b48e2691...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:02.391935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065193/publication.md
observed b583b0b1ba69277361923006979569e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:02.352207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065193/publication.txt
observed 91c3553a625ff42da168db2cd33e5b12...
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.