OpenTechnical

OT-2026-000058268

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000058268) never changes.

Identity and time

Publication numberOT-2026-000058268 · never reused
Internal UUID01a0ae88-f397-7032-86b9-6b0462914f29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058268
StatusPUBLIC

Content hashes

Canonical text7004ed3b1b0e18c07b7cf9b129893556134d341507425cdc5ddb23ae4fc6a6f7
Markdown502ce19780f8aa4db3a7a7785ead032a7a4c854d5fee8cf6c4d48da2f5d58433
PDF
Publication page8939186ca9c482469075d635ee0f0b39941df873722c4d6fc6b95f59e2bfe44f
Manifest044f0477209eea8db0542c2cf61b15d7001bdaa3031397ddf2f4090e188c0c6d

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
Signature8tcxP4e5gwZOdOnc1ZNwPK2GR7uxpnAQPqZfnLwb58ll+xUfvWjNKtKO9WKcKxtlcKChSSf7OB95WNuFVby5CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:39.216686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058268
observed 8939186ca9c482469075d635ee0f0b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.197885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058268/manifest.json
observed 044f0477209eea8db0542c2cf61b15d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.180862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058268/publication.md
observed 502ce19780f8aa4db3a7a7785ead032a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:39.163298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058268/publication.txt
observed 7004ed3b1b0e18c07b7cf9b129893556...
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.