OpenTechnical

OT-2026-000087183

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained 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-2026-000087183) never changes.

Identity and time

Publication numberOT-2026-000087183 · never reused
Internal UUID01a0ae9a-9f2e-7525-90d1-f1cddab2d69b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:44.027043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087183
StatusPUBLIC

Content hashes

Canonical textc0079f9578db0a89514745a9081d4576d36e835b15390f4f47d382d4913f7a4b
Markdown2bab1ba663772c806c1a7677627d49430b4bb90cc1c963528966f35ae6cc8419
PDF
Publication page7bf5bacc262045400ae8018c6d717497bdcfba5cb9f0270e60f83078f5f8b993
Manifestb5bc9664d1240f2fa313df7de2c652ab682af6869087bafc2f04515862b14ea3

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
Signature6Znlhfu+0NN48neHDTi4dwCSf5wO3MKBAfBSH2aEUGY3Bd5xDYI4GNSsFBWzpibW6yRUUfrvMew3N8HojumtAw==
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

2026-09-17T09:51:27.374731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087183
observed 7bf5bacc262045400ae8018c6d717497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.355545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087183/manifest.json
observed b5bc9664d1240f2fa313df7de2c652ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.337980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087183/publication.md
observed 2bab1ba663772c806c1a7677627d4943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:27.318963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087183/publication.txt
observed c0079f9578db0a89514745a9081d4576...
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.