OpenTechnical

OT-2026-000016027

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000016027) never changes.

Identity and time

Publication numberOT-2026-000016027 · never reused
Internal UUID01a0ae6e-0c4d-78f7-a7f8-ecaaabaefbc6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016027
StatusPUBLIC

Content hashes

Canonical text4492826ff8660f406b66e72753799e16956790b25847de2ad0c4cebbcde1d775
Markdownde3866648d58142bedff394ba396fbcb9ba00497560b3502e60c7297d43a89fb
PDF
Publication page6679cd267fd81be4519a073b8fd9ffca6c3066012d03648af0457cd1e10e46eb
Manifest3efa2867820e0ffb41c0d5c0c0cac04c100ab092461caa56e95947278d098c75

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
SignaturebOuDyT9J2tU5ZUmjO2aET8+vcxpOXrZ/V5unW8Oaol/EEYyocQI3He+NjhArl4z7rwI8XALFliLe5LtJWhuLDA==
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

2026-09-17T12:05:34.406652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016027
observed 6679cd267fd81be4519a073b8fd9ffca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.385554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016027/manifest.json
observed 3efa2867820e0ffb41c0d5c0c0cac04c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.366027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016027/publication.md
observed de3866648d58142bedff394ba396fbcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:34.346394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016027/publication.txt
observed 4492826ff8660f406b66e72753799e16...
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.