OpenTechnical

OT-2026-000075134

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000075134) never changes.

Identity and time

Publication numberOT-2026-000075134 · never reused
Internal UUID01a0ae93-f1ff-7526-9ff8-0247ca197797 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075134
StatusPUBLIC

Content hashes

Canonical textccfc04615ce6750c070b8a34b7a848248bf66571977f55de166266a0c4986c9d
Markdown90f7d525afb356b84ba0b02cd1ca8a2067cef028606e494161c9cd2ceca4fbf9
PDF
Publication page1813371ade5e43ed39a51764782614891f3b4a73e1bb436df0225b5afd7934c3
Manifest0a7856767f8de095b55896f0ffcd144963cf675e57a9db2c8cab7f1a400dd869

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
Signature31wW06VAAvHvICdUhcv5xo2g2tRdoQmdrsTw86bLywEuhq1TPp9T8Sw9eCJz1riWs8CDQSP4NJero9DubydxBw==
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

2026-09-17T10:20:21.622652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134
observed 1813371ade5e43ed39a5176478261489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.603097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134/manifest.json
observed 0a7856767f8de095b55896f0ffcd1449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.584107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134/publication.md
observed 90f7d525afb356b84ba0b02cd1ca8a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:21.563414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134/publication.txt
observed ccfc04615ce6750c070b8a34b7a84824...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:24.052812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134
observed 1813371ade5e43ed39a5176478261489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:24.034173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134/manifest.json
observed 0a7856767f8de095b55896f0ffcd1449...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:24.015537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134/publication.md
observed 90f7d525afb356b84ba0b02cd1ca8a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:23.995382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075134/publication.txt
observed ccfc04615ce6750c070b8a34b7a84824...
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.