OpenTechnical

OT-2026-000008810

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, vented after set-down

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-2026-000008810) never changes.

Identity and time

Publication numberOT-2026-000008810 · never reused
Internal UUID01a0ae6a-e46c-7781-8c51-7c863743917a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008810
StatusPUBLIC

Content hashes

Canonical text28c633facc83854bb94c77c4a696e54f21eeab7bde9c5f4203b5bddc922daf1d
Markdownf45b28d3d360e0901c7fd94d3a4d1382601eee42d4df837c073b2d54da110169
PDF
Publication pagea6469284855912e5de5658f2e1a7faef6e435db3bac9dbc81c8114a01c9530c8
Manifest8e04853e158de93b7671a6b27271d6284fc509cfbdfd11d792d7a4d56eee96ef

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
Signature+KxFkBqqsk23mUB8XH4snJMKe3GGwO2jXF3Ge/zlnJHg7Gl7s7GbRYX+rxzmyCSpXuei6eiSe8kG7JEpIfZuBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:06.072799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810
observed a6469284855912e5de5658f2e1a7faef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.053306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810/manifest.json
observed 8e04853e158de93b7671a6b27271d628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.037399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810/publication.md
observed f45b28d3d360e0901c7fd94d3a4d1382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:06.012751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810/publication.txt
observed 28c633facc83854bb94c77c4a696e54f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.083848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810
observed a6469284855912e5de5658f2e1a7faef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.065830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810/manifest.json
observed 8e04853e158de93b7671a6b27271d628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.042060ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810/publication.md
observed f45b28d3d360e0901c7fd94d3a4d1382...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:19:45.021847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008810/publication.txt
observed 28c633facc83854bb94c77c4a696e54f...
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.