OpenTechnical

OT-2026-000054737

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold 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-2026-000054737) never changes.

Identity and time

Publication numberOT-2026-000054737 · never reused
Internal UUID01a0ae86-1284-7b3f-8f83-5436bf028350 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:17.489937Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054737
StatusPUBLIC

Content hashes

Canonical texte0c585879e6af3a6dc8cd6651baf07b13ee51586d71b955a13393825717379db
Markdown98db5cb72a904eda50fac4f5405c8ee434fd95efe1803a18d308befed6ebffb5
PDF
Publication page188611116f53a220c9aca6ea4a2725b5a02ebe3d8b35d5786de935014daa8c49
Manifeste136ce64efe7915e9b728fee3220324b0385f15a669b101aebd57a2923f654b1

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
SignatureE+p5JzDEC96r0DthaJ7XyU0RB4GCT/AHbqEorR8ivtqgnBKwdHKC4YhH5jbzvcBuRToMrslEkqgkpTktZhLuBQ==
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

2026-09-17T10:53:55.251454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054737
observed 188611116f53a220c9aca6ea4a2725b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:55.231226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054737/manifest.json
observed e136ce64efe7915e9b728fee3220324b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:55.212131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054737/publication.md
observed 98db5cb72a904eda50fac4f5405c8ee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:53:55.194809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054737/publication.txt
observed e0c585879e6af3a6dc8cd6651baf07b1...
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.