OpenTechnical

OT-2026-000062566

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000062566) never changes.

Identity and time

Publication numberOT-2026-000062566 · never reused
Internal UUID01a0ae8c-0ac1-78e8-8824-cc7bb565de5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062566
StatusPUBLIC

Content hashes

Canonical text1be0eeb21c401f630043b8a229507d6eb0e3d27678c27b38710e8df1ec884eba
Markdown06ff7cae25fe58342a9e7d335d22d815f2d0df2afba0b7b760e38d00f4266ba8
PDF
Publication page053e7b4a493df1abe2ee0791f017ca90b74fef22342960e1596da74795b27ac2
Manifestf67889d3e00cc4abc1dcc1f42b1cf905be8e43237f4b341ca1229d8d92e4b635

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
Signaturewo2BTzkek/Y3Tkpk8qMimu9daIfeb94zu5vV2FHjEGLo1b5Fzy4oZfSGWqud8QI5+8isH83qa8ZoOsaN3jP4Ag==
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

2026-09-17T10:40:02.852642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062566
observed 053e7b4a493df1abe2ee0791f017ca90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:02.825712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062566/manifest.json
observed f67889d3e00cc4abc1dcc1f42b1cf905...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:02.807814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062566/publication.md
observed 06ff7cae25fe58342a9e7d335d22d815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:02.787579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062566/publication.txt
observed 1be0eeb21c401f630043b8a229507d6e...
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.