OpenTechnical

OT-2026-000011429

Publication integrity record

Single cup vacuum gripper, single stage ejector, vented 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-2026-000011429) never changes.

Identity and time

Publication numberOT-2026-000011429 · never reused
Internal UUID01a0ae6c-88fe-7d7a-a18f-38c9563070b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011429
StatusPUBLIC

Content hashes

Canonical text1386d02250be0bdbe9f9072b2f8958367bedc6b1ff72d3a8ee54d3905c4e9d24
Markdown60ae9a0f058e3d0e059b8b62e5bd60dfcd6899cec7d801c98bdd9df3fce77e3f
PDF
Publication page4e0d1bcc6c8e9d2f7df3dd2b4f02de6ceacf1347df96eaccd9f05bfadab24b1c
Manifest8e193b32423e3adaa591d98b771683699bc9c1c7415d2184358a378ade6a3267

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
SignaturepzwUYmgEXB5aUaOa+QoTO/SY3rujZeHYrBy/15w25Q11jGWlXkH9uZ9hbsgpinrMtQSUTt5SqAPVCxf8W21JAQ==
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

2026-09-17T12:13:11.109216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011429
observed 4e0d1bcc6c8e9d2f7df3dd2b4f02de6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.090830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011429/manifest.json
observed 8e193b32423e3adaa591d98b77168369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.071582ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011429/publication.md
observed 60ae9a0f058e3d0e059b8b62e5bd60df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:11.054040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011429/publication.txt
observed 1386d02250be0bdbe9f9072b2f895836...
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.