OpenTechnical

OT-2026-000093148

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000093148) never changes.

Identity and time

Publication numberOT-2026-000093148 · never reused
Internal UUID01a0ae9e-0910-73e8-b773-ed58753e158d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093148
StatusPUBLIC

Content hashes

Canonical textac9a3d8799d42f8f273469722b595333e72d1176e745848d2c1c737ed9a80523
Markdowncb46a7fc4b68d4f9614e922fe8ed68317742cfbe457bd0d0cad51ba2da7f3ae3
PDF
Publication page51899d80451c0b27471aa8048579e256f3f50cfa289c3964a2b740fefb9ae888
Manifest7b6454884960ac17d9624b78eeb827bb0684b12e559941d7cad3fc4061d4cdb5

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
SignatureMN08PcIeeR5Hw4EiR+sD1wVIQYmXV8o735kfRpTAa73UxN+sWF9xjIKrm7u19j47ROuh5SmTm5NVqX/ZdQRzBQ==
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

2026-09-17T09:40:26.581096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093148
observed 51899d80451c0b27471aa8048579e256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.561804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093148/manifest.json
observed 7b6454884960ac17d9624b78eeb827bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.544387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093148/publication.md
observed cb46a7fc4b68d4f9614e922fe8ed6831...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:26.526425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093148/publication.txt
observed ac9a3d8799d42f8f273469722b595333...
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.