OpenTechnical

OT-2026-000050898

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000050898) never changes.

Identity and time

Publication numberOT-2026-000050898 · never reused
Internal UUID01a0ae82-c7b3-7bdb-b48d-7f71e33ecdc3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050898
StatusPUBLIC

Content hashes

Canonical text229182667f98c90a3522471772174f8d6e5c83fbee3daecb5816e6889cdd5269
Markdown0fb5ddee7d33444cf3bfc82d6747354defa0eb40ead897861fe91887db43d221
PDF
Publication page1ac8a44c2b688562dc11506b73020d9dda538ff04a9458227640ec0bae23c913
Manifest6047108c9dcfa17e84f5394745d9c10482e15ae30fb69863db71fe0d029c0c4a

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
SignatureSvW48NHrcGvn8pisvU2wTRgZepGnQiY3UqEfgm0OjA8Tt+Uy3G9SrzZBWv/TzDDZWxhPkWGA4EMSK4lG5jNcCg==
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

2026-09-17T11:00:38.535505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898
observed 1ac8a44c2b688562dc11506b73020d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.497170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898/manifest.json
observed 6047108c9dcfa17e84f5394745d9c104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.471944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898
observed 1ac8a44c2b688562dc11506b73020d9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.470284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898/publication.md
observed 0fb5ddee7d33444cf3bfc82d6747354d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.445184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898/manifest.json
observed 6047108c9dcfa17e84f5394745d9c104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.443808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898/publication.txt
observed 229182667f98c90a3522471772174f8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.420470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898/publication.md
observed 0fb5ddee7d33444cf3bfc82d6747354d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:38.394383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050898/publication.txt
observed 229182667f98c90a3522471772174f8d...
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.