OpenTechnical

OT-2026-000044351

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000044351) never changes.

Identity and time

Publication numberOT-2026-000044351 · never reused
Internal UUID01a0ae7c-39d6-78c0-8efa-6def70fd8d1d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044351
StatusPUBLIC

Content hashes

Canonical text87b4547befb51c6d8f8b814753d25621179030265b0bab20aad2c525aceaed8f
Markdown0f8ef85f6a926698b67cf3a3673130d885feea78a372dc6fff408effc5a51a1e
PDF
Publication page62af36e2bbdda7583666adcc54325c4896ec6ef42eff8b64ab0095b985e4b2d2
Manifestbf9857af9a6fcefcbe5cfc458b93888f48e1b3b6e3426116f819388e03e68143

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
SignatureZSOkwhEeW5UpYtIxrYgTzv64hQS0RUn58zR9fDYC4DwB/5Yg101ibJKkny6RbzPknMmMUyEkuecte90mueVGCA==
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

2026-09-17T08:30:27.217409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044351
observed 62af36e2bbdda7583666adcc54325c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.073680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044351/manifest.json
observed bf9857af9a6fcefcbe5cfc458b93888f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.052657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044351/publication.md
observed 0f8ef85f6a926698b67cf3a3673130d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:27.033115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044351/publication.txt
observed 87b4547befb51c6d8f8b814753d25621...
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.