OpenTechnical

OT-2026-000066742

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000066742) never changes.

Identity and time

Publication numberOT-2026-000066742 · never reused
Internal UUID01a0ae8e-ce42-77ae-acba-701a2bf8d8c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066742
StatusPUBLIC

Content hashes

Canonical textadb335d5c6f68c3d02389262d97420c429b56e2f48b8d8653db72e62b14f0003
Markdown8c836eff9007adb9ac03f7711b0c6f9846f2644037c2748958e9eb43c79bd416
PDF
Publication page3f475a5e0281b4ff572d1fc86734906de953bdb828c3aac81c498aa34788f84d
Manifest788414363eddff7e8305095c4d8ceceecef7700c94d82c14066d1d072f2f23a1

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
SignatureyzTgwr4QrmNdxWlX58ws7GfcfiGLU36h0rf+WAs+5DC/5EMvzA06xHLI+HqpDiUoFvlGy7ywT2czD5IKzyLyBg==
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

2026-09-17T10:33:09.127539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066742
observed 3f475a5e0281b4ff572d1fc86734906d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.109852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066742/manifest.json
observed 788414363eddff7e8305095c4d8cecee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.089871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066742/publication.md
observed 8c836eff9007adb9ac03f7711b0c6f98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:09.072885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066742/publication.txt
observed adb335d5c6f68c3d02389262d97420c4...
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.