OpenTechnical

OT-2026-000070283

Publication integrity record

Three cup vacuum gripper, three zone face, three stage ejector, supply line 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-2026-000070283) never changes.

Identity and time

Publication numberOT-2026-000070283 · never reused
Internal UUID01a0ae91-545e-71bc-bb71-43be86220668 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070283
StatusPUBLIC

Content hashes

Canonical text4abc97dcc482f2daa4b5f627f17d0d74397084be793c251e2f3ac24303db9e6b
Markdown937fb4ec9fccfa4052ea0824554f7c61bbd01aec7299cfe76a3edfd2efd595d6
PDF
Publication page9bee3bdac7aeb352ac92e17b0226a9edb0938b48c55439ad0c58e227b36fde10
Manifestb1f701c0bfdc430eff5c479641157e2b34c1e21115bb21a562a4aa832395dde2

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
Signature9fWq5p0gieAws1HoDk1c20dIV0chp+m9Pu1lrAHch94jtKNkL4baO9fxoNuqfRDgi5zP/VIGdTKLPMCqhpejAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:04.052708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070283
observed 9bee3bdac7aeb352ac92e17b0226a9ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.034189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070283/manifest.json
observed b1f701c0bfdc430eff5c479641157e2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:04.016300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070283/publication.md
observed 937fb4ec9fccfa4052ea0824554f7c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:03.999219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070283/publication.txt
observed 4abc97dcc482f2daa4b5f627f17d0d74...
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.