OpenTechnical

OT-2026-000045934

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000045934) never changes.

Identity and time

Publication numberOT-2026-000045934 · never reused
Internal UUID01a0ae7d-8f89-745d-a95f-082ad0032a34 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045934
StatusPUBLIC

Content hashes

Canonical textdf35bc75b9d1dd592311f5f455726149a785771650ec7fc842dd9199490fd912
Markdown6ecd46b99aee71df04a021b3ba5ccd2f36ae35aa5f8911fbbcdc697c015d58d6
PDF
Publication pagefef280007a0e45b23a0c4b94818c8e83a4e58411edc5fca76ed48808c333d3f2
Manifest2e8e0e70aaf21b30189e91252fd150b03049cd1803953523f9127bba3b32ec28

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
SignaturegzREaulLzAK6Io9u2gZMMGf18iBiVw8fwfGMIDWcVoR9ymt8WwTqpbDxVbMqwdRwBxbSVQlXWYhreevuz33UDg==
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

2026-09-17T11:09:50.557166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045934
observed fef280007a0e45b23a0c4b94818c8e83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.537960ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045934/manifest.json
observed 2e8e0e70aaf21b30189e91252fd150b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.517616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045934/publication.md
observed 6ecd46b99aee71df04a021b3ba5ccd2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:50.497195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045934/publication.txt
observed df35bc75b9d1dd592311f5f455726149...
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.