OpenTechnical

OT-2026-000033023

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three 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-2026-000033023) never changes.

Identity and time

Publication numberOT-2026-000033023 · never reused
Internal UUID01a0ae75-4843-7d39-af3e-4609dddf0994 · 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-2026-000033023
StatusPUBLIC

Content hashes

Canonical text9c716ce4f79e603a32ccd610b1f63a98321ec85a6bface4b79686d81314362f2
Markdown9ae34fad4b63066ef1593f690c61ae019279d9670a48008adf4f98e85f7d40a2
PDF
Publication page3288d9155746e5b735c26665bc3e66898f9dd36e40adf17cb1a9b499ec83b32e
Manifest13c446f16da2063c009fadfd9e7b1bf830f7adde5c66e8c95476c14d725ce952

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
SignatureN+iUaDbLkzrXrzXszZWbOgNzZLN7F1ldwGj9h2ek2cBagoPZjDffDnDclbdC+pn9xQ+eB/fR8JdENl65Um9XCg==
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

2026-09-17T11:32:39.074377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033023
observed 3288d9155746e5b735c26665bc3e6689...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:39.055618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033023/manifest.json
observed 13c446f16da2063c009fadfd9e7b1bf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:39.036981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033023/publication.md
observed 9ae34fad4b63066ef1593f690c61ae01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:39.019148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033023/publication.txt
observed 9c716ce4f79e603a32ccd610b1f63a98...
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.