OpenTechnical

OT-2026-000023073

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, sustained blow-off before 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-2026-000023073) never changes.

Identity and time

Publication numberOT-2026-000023073 · never reused
Internal UUID01a0ae70-46ed-7832-82ce-8eb306015784 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023073
StatusPUBLIC

Content hashes

Canonical text1a77d1f80d84b6c22a9850743e888db16ba4b78357f0b79476b851958dcf2968
Markdown9cfd695a4e66ec43e3fa58f6b6778a2805a920500c592919ee0d718424ace252
PDF
Publication page4cb9d9ae61591c163192ec71026ae775a62fca4f9008f80296db00357b3cd2a3
Manifest3a9b700976a0a7b364736204652448b060a5454241bc0c6d63a9ad6c0090eb16

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
SignatureFCFGphvHgfwvN4U+dDOq/4kboowmz6I9JUTqVox0oXHjnFbr7jwEoFHzLow1T3cJZqd5RuJhLU5/YoD1Cx1PCA==
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

2026-09-17T11:52:41.937319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023073
observed 4cb9d9ae61591c163192ec71026ae775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.920110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023073/manifest.json
observed 3a9b700976a0a7b364736204652448b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.900566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023073/publication.md
observed 9cfd695a4e66ec43e3fa58f6b6778a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:41.882234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023073/publication.txt
observed 1a77d1f80d84b6c22a9850743e888db1...
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.