OpenTechnical

OT-2026-000050564

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000050564) never changes.

Identity and time

Publication numberOT-2026-000050564 · never reused
Internal UUID01a0ae82-5c49-744d-b5fa-00c70ff6f296 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050564
StatusPUBLIC

Content hashes

Canonical text813baef52592b618675eef0db661b49ce3510a48514542d653020d78d59d29f2
Markdown87898dcdf3f28555203b5f338c22e8c305f6a7c58a1b52cf98df168bd801ebbc
PDF
Publication pageea131d2a9ac4e5efd2f57ff6b344b107306ab9d8c2227c3cc71dd01e89ba5977
Manifest12e113eea08fd54e1533e780e8a9c25875cc9b1380ca2c9c7f2a789ff76fd277

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
Signature5KflLnI5ReTegndoQ+xugB5dT0/slUTxx45Kg6IAHMz5Wgh+tcj0ZMsaxbbNpbtioQZPyoCyxQT2EamEO7QxBg==
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

2026-09-17T11:01:39.835433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050564
observed ea131d2a9ac4e5efd2f57ff6b344b107...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:39.818496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050564/manifest.json
observed 12e113eea08fd54e1533e780e8a9c258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:39.800679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050564/publication.md
observed 87898dcdf3f28555203b5f338c22e8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:39.782407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050564/publication.txt
observed 813baef52592b618675eef0db661b49c...
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.