OpenTechnical

OT-2026-000093407

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000093407) never changes.

Identity and time

Publication numberOT-2026-000093407 · never reused
Internal UUID01a0ae9e-508a-7df4-b281-b7004f325d7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093407
StatusPUBLIC

Content hashes

Canonical text3eabf3b6defd29b533c190d284c3c9e21052393ebfe03809e80ad3f43a9848e5
Markdown19348861cccbf2858ade36ce0ceec01f2883c0cb4e9595d69be5e789012d4a2a
PDF
Publication page80c96b55bd09c6c94462af03d4ed24d94cebb3a4f654051421defdea2cfa4745
Manifest1dca4eaa523eb7ca54e08e498332e3936b93fa781fad879517c418774e963f3f

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
Signature/G7/voRcjZpGeJYuCr2QSMG5mlXKLQmASTfYf6em7hzQ450mJ/Xri9jtqOYY6crxa0ARu+/VGDM9U+/X1yARBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:17.878619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407
observed 80c96b55bd09c6c94462af03d4ed24d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:17.858870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407/manifest.json
observed 1dca4eaa523eb7ca54e08e498332e393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:17.838870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407/publication.md
observed 19348861cccbf2858ade36ce0ceec01f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:17.820480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407/publication.txt
observed 3eabf3b6defd29b533c190d284c3c9e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.481636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407
observed 80c96b55bd09c6c94462af03d4ed24d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.464122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407/manifest.json
observed 1dca4eaa523eb7ca54e08e498332e393...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.442989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407/publication.md
observed 19348861cccbf2858ade36ce0ceec01f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:23.426629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093407/publication.txt
observed 3eabf3b6defd29b533c190d284c3c9e2...
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.