OpenTechnical

OT-2026-000040066

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000040066) never changes.

Identity and time

Publication numberOT-2026-000040066 · never reused
Internal UUID01a0ae79-26fc-70b4-8307-32914f979fb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040066
StatusPUBLIC

Content hashes

Canonical textb3a8e8a3f8f0b09799d7cf87889cc94955f2b7d24ebe027a0a27e419efe6913a
Markdown5e6e577012290d9e346a71c62616e86cf63ec43c8d5e4707d985ade8cf3c6f9b
PDF
Publication page6431016b1c0f8b23348fc0d4a8c08471f372fc131c4a8723f7879748472fa358
Manifest31aaf148162fddd0f786c6f957960eecc63ce54b04ddc2cca782d6ecb60a3076

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
Signature+amuw6+jcuVkmMa/K/pEk5s3Ft4Tux8t88sqBY9K+aCtaoR8PcvOlzzYGpt37FdJB3FsOFLoeR6qwJE4LxzoAw==
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

2026-09-17T11:18:54.596028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040066
observed 6431016b1c0f8b23348fc0d4a8c08471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.579363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040066/manifest.json
observed 31aaf148162fddd0f786c6f957960eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.562855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040066/publication.md
observed 5e6e577012290d9e346a71c62616e86c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:54.546221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040066/publication.txt
observed b3a8e8a3f8f0b09799d7cf87889cc949...
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.