OpenTechnical

OT-2026-000044433

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two 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-2026-000044433) never changes.

Identity and time

Publication numberOT-2026-000044433 · never reused
Internal UUID01a0ae7c-39d7-7833-82ef-0a9c23709764 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044433
StatusPUBLIC

Content hashes

Canonical text3f9e4367692ad01bd233e511658f5ad20d1af4719aca6ece9f42018651c447b2
Markdownf8ddd9c29f6dfccde1ca885dcfcbbcd581d97e838bdd544e466607a49ef6e015
PDF
Publication page090b2e1d6b425ee3746848fe7a19d1d822d4b3b9ddfbac8c96f041b7bfc9cf85
Manifest1b2f69ada58b65ac86cf80fa242524fc651bae559a0710dd3d0178dc71631853

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
SignatureihkNWGrQhPHJniaC8kLKfEWl3nPBRvYjYxrmE+QNkV7hZTBBuvIM1xP/vQBocFM34DGt3Fu3xqkXjbd5jKpSCw==
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

2026-09-17T08:30:45.226798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044433
observed 090b2e1d6b425ee3746848fe7a19d1d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.109006ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044433/manifest.json
observed 1b2f69ada58b65ac86cf80fa242524fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.091158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044433/publication.md
observed f8ddd9c29f6dfccde1ca885dcfcbbcd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:45.072225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044433/publication.txt
observed 3f9e4367692ad01bd233e511658f5ad2...
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.