OpenTechnical

OT-2026-000049166

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000049166) never changes.

Identity and time

Publication numberOT-2026-000049166 · never reused
Internal UUID01a0ae81-134e-78b1-a6eb-a1fb3df1853b · 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-2026-000049166
StatusPUBLIC

Content hashes

Canonical text8cdf3cf4a88b38c58966e48f36218df446143ad1d8898f75d45d620f3c6f7d85
Markdown9972c3afe43845baad52f2fdb9c212d5e40ab8eb27fc2129a99859452bf18f8d
PDF
Publication page565bdcc892dd4506d682ce7a733a2c90f40239fb19ac0fc9547b5b28ba3529c0
Manifest44a9a5c278f0f00a414be589caf5cce1b3de355efd157d367529098311230e6b

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
SignatureFnRCYeKQMs53Ad/OdDNexJ+tC23ra23Mi6spOTENyvzs9ez+JcGKCG4x9oPlDGLUkAe75fO9Gn9oRWAq/o65AA==
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

2026-09-17T11:03:57.906133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049166
observed 565bdcc892dd4506d682ce7a733a2c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:57.887436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049166/manifest.json
observed 44a9a5c278f0f00a414be589caf5cce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:57.868445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049166/publication.md
observed 9972c3afe43845baad52f2fdb9c212d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:57.850039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049166/publication.txt
observed 8cdf3cf4a88b38c58966e48f36218df4...
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.