OpenTechnical

OT-2026-000091941

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000091941) never changes.

Identity and time

Publication numberOT-2026-000091941 · never reused
Internal UUID01a0ae9d-43bb-7465-afdc-ba3124ae4588 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091941
StatusPUBLIC

Content hashes

Canonical textfd15d87c3ef1b29d75f15af1ddc1f3d7158b7dfb2efdec130003308df572ad29
Markdown0b4f283ac727386dad634b42534e551bf935b8dcf4dea48988b32afd7a4fdcab
PDF
Publication pagece41bbee84e3a197b9d5923b47b04b822ec3df7b0d8cd69fb3cf27d60561bec1
Manifeste12fe442b598e06392a2625ef92ce58aa43375e0f7f2985c85dd4127e05adc75

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
SignaturelUmqUmFrXUvc77lTsOMkPb79kZTNSlhuZfO2i4Xah8U0JlTgtDppnyubap5hd59BAGcEmNxnKDqJ5crkE98iBA==
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

2026-09-17T09:42:53.225625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091941
observed ce41bbee84e3a197b9d5923b47b04b82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:53.208477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091941/manifest.json
observed e12fe442b598e06392a2625ef92ce58a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:53.191576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091941/publication.md
observed 0b4f283ac727386dad634b42534e551b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:53.168879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091941/publication.txt
observed fd15d87c3ef1b29d75f15af1ddc1f3d7...
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.