OpenTechnical

OT-2026-000026530

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000026530) never changes.

Identity and time

Publication numberOT-2026-000026530 · never reused
Internal UUID01a0ae71-f4a9-734f-adbf-71d96aa0a969 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026530
StatusPUBLIC

Content hashes

Canonical text90f4a258224d246fb93cf58c897937728516aabdaa4631ecb5df41ced8711d10
Markdown12b62170d49bae14b21f11afbb3dd49df2b333a8b404c4cc1ae819f58fa6deee
PDF
Publication pageca8ef3f4d63872fc228a327ca26fb000a9a55bf522c97aee8698173d74ae15c4
Manifest03a7cd265c918ac5896e3759b9efb9298e64a3d9a1aaa30752ee7e9461e89f72

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
SignaturesLINvkB7ftf3zw3/xfx49zGAgvar7ZwS2F8Psvip2HLoiiQCSZLgcY25RF1LbR+7KqnuA3mbWl545I39yBYbAg==
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

2026-09-17T11:44:39.554879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026530
observed ca8ef3f4d63872fc228a327ca26fb000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:39.535779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026530/manifest.json
observed 03a7cd265c918ac5896e3759b9efb929...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:39.518304ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026530/publication.md
observed 12b62170d49bae14b21f11afbb3dd49d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:39.502525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026530/publication.txt
observed 90f4a258224d246fb93cf58c89793772...
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.