OpenTechnical

OT-2026-000061418

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, vented after 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-2026-000061418) never changes.

Identity and time

Publication numberOT-2026-000061418 · never reused
Internal UUID01a0ae8b-7b42-788f-9446-e4ee2b5b58fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061418
StatusPUBLIC

Content hashes

Canonical textb696b382daa55fc31afc3371e31f587d417432ab4b31c3d7f54137b2fecef08f
Markdown964c559c3fd39e281d336f97541c1fad444bc77741a9edfa5b3573a4f0544c49
PDF
Publication pagef1cd43b2f200fbcecc9c867a8e1a12e49a580968c5745329727d9207ee2e9177
Manifest71cadbaa3cc1a4ebd28a809b58af9ecf2cee5dd993ca802daac99b66f413128e

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
SignatureMvyRokMX5ba/uu1BH47EQytJhPQJPbCJLd+0gbD5r10HxvL9xbMWd5onImhHekVzYBR8isDzbZdFQlrSqAj0BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:17.406675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061418
observed f1cd43b2f200fbcecc9c867a8e1a12e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.388436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061418/manifest.json
observed 71cadbaa3cc1a4ebd28a809b58af9ecf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.369618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061418/publication.md
observed 964c559c3fd39e281d336f97541c1fad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:17.350702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061418/publication.txt
observed b696b382daa55fc31afc3371e31f587d...
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.