OpenTechnical

OT-2026-000104415

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, pump fed, pulsed blow-off 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-2026-000104415) never changes.

Identity and time

Publication numberOT-2026-000104415 · never reused
Internal UUID01a0aea5-3421-767a-9033-d96f803830d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104415
StatusPUBLIC

Content hashes

Canonical text36fb741cab49eade0d1bd9f3c5a116f42bf1e50913171c56cd53c0aeea464361
Markdown38efc1cf367e763d0d105a0d53b591707fddc12351733c00433650f5dac17ff7
PDF
Publication page1c036f009bd0a2baa4f3cb91c95f99e239edbf7f75440f0c0f9d866c88b42c9c
Manifest81b1127c4382e4a3a14a100efd9278571d9c815ebaa5b33cc2c165bd68d2f1f7

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
SignatureQM5VmXMmHB39rvVsH2okXuijGuB4/iLWj/DKykdukQxYCu5e6sMvH9LricvkkwZsu9/UA4G1TT9/Uv4a/J9tCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:41.238219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104415
observed 1c036f009bd0a2baa4f3cb91c95f99e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.220432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104415/manifest.json
observed 81b1127c4382e4a3a14a100efd927857...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.202545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104415/publication.md
observed 38efc1cf367e763d0d105a0d53b59170...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:41.184783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104415/publication.txt
observed 36fb741cab49eade0d1bd9f3c5a116f4...
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.