OpenTechnical

OT-2026-000008914

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000008914) never changes.

Identity and time

Publication numberOT-2026-000008914 · never reused
Internal UUID01a0ae6b-31b7-73de-bb0d-d56b23508876 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008914
StatusPUBLIC

Content hashes

Canonical text843ccc6cc300467d97364579d3a7c32c7f84281fd2ce81dc7276a477edc78379
Markdown08abeca60ca94974db1e326d4a847fd82f28c48490348b4701d0781d854ec4c5
PDF
Publication paged520fcf7c279593d16c06bae2686e9e37edbf6a5ea4da322d805992345573e6e
Manifestc49d6ecea15b3733917ea69ed65e9e54f4a6d6546e1331e73e289431b8aaf01a

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
SignaturelY1BlgILHGAgl2SSUHeWh9cKJBqAvBajzEG/Jj03CpsKHyVLI1lvyNtCUDvCYE6kbfan6RFyDG+ikoRlhGw4DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:31.247206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008914
observed d520fcf7c279593d16c06bae2686e9e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:31.224146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008914/manifest.json
observed c49d6ecea15b3733917ea69ed65e9e54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:31.199720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008914/publication.md
observed 08abeca60ca94974db1e326d4a847fd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:31.176915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008914/publication.txt
observed 843ccc6cc300467d97364579d3a7c32c...
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.