OpenTechnical

OT-2026-000048066

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000048066) never changes.

Identity and time

Publication numberOT-2026-000048066 · never reused
Internal UUID01a0ae7f-c423-79b8-a809-fb8c5ad2df52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048066
StatusPUBLIC

Content hashes

Canonical textf9509ca83e6540c99c01bb7f57af4f686267110302206457fec4044f8198bddf
Markdown95493eacc26aba51c5ab66f1eed5b365a47829db80067e562c65b128f616f9d2
PDF
Publication pagef3e16a51777761c280456005b4b0090e9da3222bc2d9d567c64f466a1e24e543
Manifestd86de9425e49f65bf8849461e30d8b9742d880a6930febc1d29771ef7cedd1c1

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
SignatureOAKmDoYznKu23ZeJJhlukt/EORt63wwx5gzQO4AOzUSoso0GDbv6KzrBeNVhS5+yQg8cwgMYVCPoAp3/AQVhAQ==
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

2026-09-17T11:06:04.742073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048066
observed f3e16a51777761c280456005b4b0090e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.722808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048066/manifest.json
observed d86de9425e49f65bf8849461e30d8b97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.701926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048066/publication.md
observed 95493eacc26aba51c5ab66f1eed5b365...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:04.684869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048066/publication.txt
observed f9509ca83e6540c99c01bb7f57af4f68...
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.