OpenTechnical

OT-2026-000037587

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000037587) never changes.

Identity and time

Publication numberOT-2026-000037587 · never reused
Internal UUID01a0ae77-b8cf-79e6-954f-503f7380bc64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037587
StatusPUBLIC

Content hashes

Canonical text0523cedb9ef312fd851ef54007c217ddf0df6e1896699e3cf21a8de154f8b105
Markdown1ca54977e7c5f0fcea3821ae07436fd8a4c00b60bd1fda83d83f8a8ee46bf3c2
PDF
Publication page56084a92669e2e8d9e533ab736b0c7e678578c5f65d56eea25ea709f876cf43d
Manifestbbb24614eddd5de1200185d348ef608bfde89511e94a145f60d5c6d2c588c76b

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
SignatureTLoz6eF7aXuBoKA+rkktQBNmhRJsfmhzRw7RhAgGOVkjPy7b14rKiK/5CjLWwpg1fHHWtrXRAcXADzGgxQWpBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:08.287511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037587
observed 56084a92669e2e8d9e533ab736b0c7e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.271198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037587/manifest.json
observed bbb24614eddd5de1200185d348ef608b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.250882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037587/publication.md
observed 1ca54977e7c5f0fcea3821ae07436fd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.233815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037587/publication.txt
observed 0523cedb9ef312fd851ef54007c217dd...
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.