OpenTechnical

OT-2026-000063862

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000063862) never changes.

Identity and time

Publication numberOT-2026-000063862 · never reused
Internal UUID01a0ae8d-53ba-7537-a7f8-3d650c541100 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063862
StatusPUBLIC

Content hashes

Canonical text1b7f0f5ee6f5af3c405b34ee530efe08dc1ab53aaf3058544cacc68e88fc77ab
Markdown672341d4d4d51fee74b73bf672e2d97051ffd921e3bfa21490fd592f739859d5
PDF
Publication pagec2c20acf89f3088d390d3bdc738e63fb23c0aaeb85e0511d6d004f44c9b45f55
Manifestc9917b457adb4adfb37f8fd0673455769f5066e299ee7772be9ae6ae843e9fbf

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
SignatureYXWpUW681akGpEC/+nYXAfvYNp9lJNpTcAZ88MTmJJWys8A7EbTSjRVkQULJjCKTo7cvXTQzOJ3Sx9EMCA6HAw==
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

2026-09-17T10:36:53.921168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063862
observed c2c20acf89f3088d390d3bdc738e63fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.902201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063862/manifest.json
observed c9917b457adb4adfb37f8fd067345576...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.864530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063862/publication.md
observed 672341d4d4d51fee74b73bf672e2d970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.826485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063862/publication.txt
observed 1b7f0f5ee6f5af3c405b34ee530efe08...
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.