OpenTechnical

OT-2026-000034464

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000034464) never changes.

Identity and time

Publication numberOT-2026-000034464 · never reused
Internal UUID01a0ae76-1ed0-7a43-85e4-354a05557e52 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034464
StatusPUBLIC

Content hashes

Canonical text903951de36cce135510117e35e5e5d8b158eafa163fd464c38141b12495aef52
Markdown11b328363709ceb77b436fdb27463645446d9d02d077460c5b8c49c585db2fbd
PDF
Publication page17e7304e151cb8f464e8c3c6c77bc79ef0634da776b61f6c31e0b5c8fc41ae95
Manifestb715147c22fae6ef3a6a455e53940564c0ed9f23e456ef5c6c3d4a10a1b398c1

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
SignaturegZEhb4P1lfhqgvvMa4oCvzw8GG8NYtbsyIBBXEIGM3Lz/GnlYV7YzQhOyMj+bc+EDlyArWP9m/3zC3b00/MuDw==
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

2026-09-17T11:28:47.377788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034464
observed 17e7304e151cb8f464e8c3c6c77bc79e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.362474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034464/manifest.json
observed b715147c22fae6ef3a6a455e53940564...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.342913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034464/publication.md
observed 11b328363709ceb77b436fdb27463645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:47.322989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034464/publication.txt
observed 903951de36cce135510117e35e5e5d8b...
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.