OpenTechnical

OT-2026-000039210

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off after set-down

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-2026-000039210) never changes.

Identity and time

Publication numberOT-2026-000039210 · never reused
Internal UUID01a0ae78-9673-7342-99e6-90c071d87f1f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039210
StatusPUBLIC

Content hashes

Canonical texta1d1e24ec01f1e7073c6e21678b03923dcff36ac1ff14cc3ead3cde93d54125f
Markdown88ee96cb0ce187c74a2f51fca3e8b6108aabfe8d6c5bef318ad06e8ab37bb725
PDF
Publication pagefefbd31c24a2f451b9602520be48018d8e11d6a3ac99c0c088641c78614807e0
Manifeste703a6f39fa11115a0104e5f5baefb56ed61a605dff51931e3331df34f4909cc

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
SignaturevG/GtyxpDmI7t9S/UEAN0zHU1haeFPi1D674gtWy7wz7MsZdO/CtE8mRAOPPNVqFpbpoUv6kMeChMbTUnSNNBw==
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

2026-09-17T11:20:42.898239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039210
observed fefbd31c24a2f451b9602520be48018d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.882172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039210/manifest.json
observed e703a6f39fa11115a0104e5f5baefb56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.834502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039210/publication.md
observed 88ee96cb0ce187c74a2f51fca3e8b610...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:42.790605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039210/publication.txt
observed a1d1e24ec01f1e7073c6e21678b03923...
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.