OpenTechnical

OT-2026-000054038

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000054038) never changes.

Identity and time

Publication numberOT-2026-000054038 · never reused
Internal UUID01a0ae85-b3a7-75b7-be3f-27f1919894e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054038
StatusPUBLIC

Content hashes

Canonical textd496391e9ebf84cefdfbc88f11c352a37902d2b008b666524985517a0caaa269
Markdown2a6826f0590fb9bf435bf96d6b985a6e4a7f20f32b226ee371e367977291befd
PDF
Publication page07521c933571272431351c356f7e61c9cf737c37e72496e5b69fa3234be9f69a
Manifest6f438a9c06482de57508782290ca84ac65cb959f5bf541e062f7d29a797496ae

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
Signature/BLedOojNGPmrKe+D4FJMnL4lIBuBBvUKcpWwk9rJB81kXw+D0P3B1yw0EcW1hiaGXcBUM/dAmnz+H4OmWazDw==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:24.302838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054038
observed 07521c933571272431351c356f7e61c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.284847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054038/manifest.json
observed 6f438a9c06482de57508782290ca84ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.267987ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054038/publication.md
observed 2a6826f0590fb9bf435bf96d6b985a6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:24.249440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054038/publication.txt
observed d496391e9ebf84cefdfbc88f11c352a3...
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.