OpenTechnical

OT-2026-000044827

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000044827) never changes.

Identity and time

Publication numberOT-2026-000044827 · never reused
Internal UUID01a0ae7c-911b-78e5-9988-f28b6b4815e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044827
StatusPUBLIC

Content hashes

Canonical text9bf8f458c6dcc0b226425299e88b664514c3cba877e5f7a46fe4b76ac20607c6
Markdown5209fafc05d2484797e3684f9d83eb8cc2397ac4aef3269a33a41d713dbf2940
PDF
Publication pageed1697f3e46df8d025bd1db3865b5cf21b2102f9607b3223954a76153924b962
Manifest17d3a75e1e210f54fc04e684dfa9318d8e6f1ada6c7e4d7d0fe5446a1ca17bee

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
SignatureE6K/m4Eueri7U6ws+u9BjcDbKDiUmtJcfJ/ZXCTtea90cG6ELFjJWeNPUoiS3J0TQTrQcXK/L6RdHKWut2XWBg==
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

2026-09-17T11:11:27.917272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044827
observed ed1697f3e46df8d025bd1db3865b5cf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.896764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044827/manifest.json
observed 17d3a75e1e210f54fc04e684dfa9318d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.877974ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044827/publication.md
observed 5209fafc05d2484797e3684f9d83eb8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.857767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044827/publication.txt
observed 9bf8f458c6dcc0b226425299e88b6645...
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.