OpenTechnical

OT-2026-000049101

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000049101) never changes.

Identity and time

Publication numberOT-2026-000049101 · never reused
Internal UUID01a0ae81-134d-7a37-8ad5-26a261cb99d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049101
StatusPUBLIC

Content hashes

Canonical text59c5c939623cd30a2465a8e6e505de143a9e8f66a2b6578d10b65272f1bf710b
Markdownc28fb66b25442261b959932109d931c9d94fb2f01ce5e5b793f3dbdf1463d4ad
PDF
Publication pagea05d0824e6867a48b5fd007c7f24ac298d0c56641dc3ad2f1558a2eb2574252e
Manifest94a7832c61160f57aca95a6dbac0fd821c337de21c76ffa9148268c226c4e59f

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
SignatureD5vmT4ErE7PwP5EJKtm3yI7pR8jkvcd2UBsnvs2XhxgM6Gc/fb++WiUXhedB6eI6m3X12JjMvtX3e8fnJxJKAQ==
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

2026-09-17T11:03:21.398353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049101
observed a05d0824e6867a48b5fd007c7f24ac29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:21.380895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049101/manifest.json
observed 94a7832c61160f57aca95a6dbac0fd82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:21.361975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049101/publication.md
observed c28fb66b25442261b959932109d931c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:21.345024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049101/publication.txt
observed 59c5c939623cd30a2465a8e6e505de14...
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.