OpenTechnical

OT-2026-000101535

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, 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-2026-000101535) never changes.

Identity and time

Publication numberOT-2026-000101535 · never reused
Internal UUID01a0aea4-0e15-743e-b959-d14133500682 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101535
StatusPUBLIC

Content hashes

Canonical text1e118770b8283fc45723b923a951dbb96d6723ec54eac72622c49632cde71e50
Markdown6981e1b9ae74e7fcd5d038c61cfe84eb761388a56a6468990a6c5be29c450d36
PDF
Publication paged1246bf88dfc57c2358f67e9977fa121c0e68cae969342a4c8df3176027f9cef
Manifest841ba1bbcbaa5b92bff0e5d592d7d3157dfaf40fab6333eaea28135efffd96b3

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
Signature2czCYrhLlh2zVxn/O/2m3PdN+5ae125l9Tob+0vLIA/nbcey2/+4wARzPVuQnnbqYPwj6YyRXY8Kdt+2el6fCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:34.488934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101535
observed d1246bf88dfc57c2358f67e9977fa121...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.468827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101535/manifest.json
observed 841ba1bbcbaa5b92bff0e5d592d7d315...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.451071ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101535/publication.md
observed 6981e1b9ae74e7fcd5d038c61cfe84eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:34.433010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101535/publication.txt
observed 1e118770b8283fc45723b923a951dbb9...
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.