OpenTechnical

OT-2026-000050519

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000050519) never changes.

Identity and time

Publication numberOT-2026-000050519 · never reused
Internal UUID01a0ae82-5c49-786d-9c62-f0ba0fee6c91 · 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-2026-000050519
StatusPUBLIC

Content hashes

Canonical text29ddac966777457d1e271e1e2a622e3cdd84b354a0963d5a8bcfec19c9649954
Markdown0be0ea85ac173f2c384721529ea703070609fdefce7cd1a795bb3a9392f36509
PDF
Publication pagec19d10932d0b869ba753f6016542e44dd4c6d286ce2a16868ffe1d1bceb7df82
Manifestdc900266a769f9b012819cabc1e5b71ec9606f152f3a8c98836a8ace017b2cb7

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
SignatureSVZpckfIaOtd6q1qUrBN+dCUVx0x0T30bgphV15UoUh8ICUn1UgATUrKWir3whgRt0wgwXj+swBw30fTRadJCg==
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

2026-09-17T11:01:34.886865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050519
observed c19d10932d0b869ba753f6016542e44d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.871972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050519/manifest.json
observed dc900266a769f9b012819cabc1e5b71e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.855303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050519/publication.md
observed 0be0ea85ac173f2c384721529ea70307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:34.838893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050519/publication.txt
observed 29ddac966777457d1e271e1e2a622e3c...
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.