OpenTechnical

OT-2026-000009923

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, 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-2026-000009923) never changes.

Identity and time

Publication numberOT-2026-000009923 · never reused
Internal UUID01a0ae6b-cb79-7094-9523-869aca3d46c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009923
StatusPUBLIC

Content hashes

Canonical text955c0a74fa3705ae0453ad3dd0959cfab8295ce700fd483d565fde55720942f2
Markdown445ee3a02bdc495ea4b50241129a783113345356f63471e074aaaa620d21f731
PDF
Publication page4e50e85595c06a3702963dcef178d75e929e11893684731eacfb76019f7f0942
Manifest7fa4f15dce00ac331d96b33c808d28db37f4de738d28a07f658f83df2d8fc8b1

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
Signaturezc4J0lpNAdQiD94PyMc4nuWRVIQbkhJHdqbZDFpavAY9Dwv9O1wLbLf5RwLemqKkTWH2SOoAsEYkG/9QU3utBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:15:56.633516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009923
observed 4e50e85595c06a3702963dcef178d75e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.612172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009923/manifest.json
observed 7fa4f15dce00ac331d96b33c808d28db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.592239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009923/publication.md
observed 445ee3a02bdc495ea4b50241129a7831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:15:56.572881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009923/publication.txt
observed 955c0a74fa3705ae0453ad3dd0959cfa...
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.