OpenTechnical

OT-2026-000033171

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000033171) never changes.

Identity and time

Publication numberOT-2026-000033171 · never reused
Internal UUID01a0ae75-4844-7585-a73f-a7e1275ed34c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033171
StatusPUBLIC

Content hashes

Canonical text5f97ad2bfeedb01fee08e9bc8b39c4d69bc2c005b998cd7877183a3509bad9e6
Markdowna740d371c89f7ec270da090a3ecf378906269e546e180a5daf32467099081116
PDF
Publication page23ae301c7004a47abcc90625d9836f900981d34381bd8e7fe43ad6eb3992f5ba
Manifest502e5fc49655ddc2c8b2ec94046fadc35e5cad980581103f89624315af348ec6

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
SignatureV02LcOsshroYc41H1HQ5U0WEn4MMSqg2k+f0uXzPZs8TIsmy9VHnKUFMReOSU/pxOsriq1hdU0OpkYLMCQ+/Ag==
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

2026-09-17T11:32:51.764936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033171
observed 23ae301c7004a47abcc90625d9836f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.746781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033171/manifest.json
observed 502e5fc49655ddc2c8b2ec94046fadc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.731368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033171/publication.md
observed a740d371c89f7ec270da090a3ecf3789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:51.714694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033171/publication.txt
observed 5f97ad2bfeedb01fee08e9bc8b39c4d6...
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.