OpenTechnical

OT-2026-000060769

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000060769) never changes.

Identity and time

Publication numberOT-2026-000060769 · never reused
Internal UUID01a0ae8a-b7d0-759b-b67c-dcbd9d961dda · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060769
StatusPUBLIC

Content hashes

Canonical textf7093cb89667d46340fc5c1231883e677a996a6a214959c37de1d406efa32528
Markdownbc695888d91d86ca125d89b4f51e3e7b8f901de98fee5cc482f3fdbae95dd27d
PDF
Publication page87648b7ba798a485651c35cdfde787fe3fc9043fc28aa89b5986d9ce4088c305
Manifest69ad75620c5af21a22991d95ef0631b355b268ab1199dae0c0a0f0490097990c

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
SignatureD+9rB4JjyZGUo4GFlTBqO3cVi/SolQLSTNcRjjv7IgfZ27etf33coKx+YwquiXRwNKCVTEH8xR8VBFkUjMwTCw==
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...

Independent retrieval

2026-09-17T10:43:30.561623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060769
observed 87648b7ba798a485651c35cdfde787fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.538185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060769/manifest.json
observed 69ad75620c5af21a22991d95ef0631b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.520055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060769/publication.md
observed bc695888d91d86ca125d89b4f51e3e7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:30.502714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060769/publication.txt
observed f7093cb89667d46340fc5c1231883e67...
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.