OpenTechnical

OT-2026-000088462

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000088462) never changes.

Identity and time

Publication numberOT-2026-000088462 · never reused
Internal UUID01a0ae9b-5d28-7cf3-a665-ee49dffabdab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088462
StatusPUBLIC

Content hashes

Canonical text80f35e0d68373b360d63141c252d0832272fc82dc41298666c0d5c53bfc8d446
Markdown4b7ceba42a0054a791be4fccb047726dc8a0491c259cacdbafb09b81f3a00998
PDF
Publication page505b9736e3eeeacfb451decd354d8eb11e271cf4e24f6e1b6b3d78fb62fdfa3f
Manifestf8aaf16535c40965f20746aac24bbf8b59207a2c5d3504e3af015821e50493d6

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
SignatureLYXPxJTvVm0zWGSuhkbkBD1JH+/n2e5pO2TnH6zOLBK2aHb3hK25zQGliOgJYkS/HlVclZ98RQEK+2ecQ0VYBw==
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

2026-09-17T09:48:50.727808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088462
observed 505b9736e3eeeacfb451decd354d8eb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.709381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088462/manifest.json
observed f8aaf16535c40965f20746aac24bbf8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.691532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088462/publication.md
observed 4b7ceba42a0054a791be4fccb047726d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.674982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088462/publication.txt
observed 80f35e0d68373b360d63141c252d0832...
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.