OpenTechnical

OT-2026-000041166

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, sustained 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-2026-000041166) never changes.

Identity and time

Publication numberOT-2026-000041166 · never reused
Internal UUID01a0ae79-b142-7ff4-8c47-926e63f4ec99 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041166
StatusPUBLIC

Content hashes

Canonical textfca9752a918518679caed42975e8a5f29a152cea0b870f1629fe2d719099dd62
Markdownaec2acb8fe10f28227f1cea31826678eac214458586766b95e6efaa732418fcc
PDF
Publication page03e01ded81a9b4ffd72281af25d7dbbb05615851593fe3d09dab4282ee46514c
Manifest901acbedb80f4fccb69fdbc3f7b47fff9b9627b9119d8eb836b00d12030afd59

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
SignatureE3nzQDB4PvTVKd8gUmIHJVyLYwpDRw71i4woARBORc9qd5wYPyX7HLGG177gW8XhBdLzx7Xjpi13WUtpZjaPBg==
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

2026-09-17T11:17:06.671146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041166
observed 03e01ded81a9b4ffd72281af25d7dbbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.654562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041166/manifest.json
observed 901acbedb80f4fccb69fdbc3f7b47fff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.636644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041166/publication.md
observed aec2acb8fe10f28227f1cea31826678e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:06.617668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041166/publication.txt
observed fca9752a918518679caed42975e8a5f2...
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.