OpenTechnical

OT-2026-000050659

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000050659) never changes.

Identity and time

Publication numberOT-2026-000050659 · never reused
Internal UUID01a0ae82-c7b0-79b6-992c-6ca24203197c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050659
StatusPUBLIC

Content hashes

Canonical text2e3b0967eb0a64c22f9ef68db1081140b4be9888ac3da770e49f5cc00cd4def9
Markdownbedeb04cb4ee8fefc1299882d4ca848a765cbf0160b76e15cb5786d2a1e90c38
PDF
Publication page83dcd6e10d51d20b150ebea21ad330e7cb09539311190661806e381fbb7c6416
Manifestf8457f6ae51a7b82070275cbee0c022847aff52b379072e6f86fd1ddab0cf430

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
Signature4tfUBu2KgLrmmIE8/24lIy0XEBkEICgeLBybQCL6NyVpFV/NsDdrNkRxqENLlRLtRNnqFJVYjv+cbYRZOUJnCw==
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

2026-09-17T10:59:21.661688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050659
observed 83dcd6e10d51d20b150ebea21ad330e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.641656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050659/manifest.json
observed f8457f6ae51a7b82070275cbee0c0228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.621400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050659/publication.md
observed bedeb04cb4ee8fefc1299882d4ca848a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:21.601453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050659/publication.txt
observed 2e3b0967eb0a64c22f9ef68db1081140...
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.