OpenTechnical

OT-2026-000095071

Publication integrity record

Foam pad vacuum gripper, three zone face, two stage ejector, pressure sensor per zone, 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-2026-000095071) never changes.

Identity and time

Publication numberOT-2026-000095071 · never reused
Internal UUID01a0ae9f-2df0-7b43-9358-f5693f630ed8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095071
StatusPUBLIC

Content hashes

Canonical text96e1ab67aa15df2ba7d7125664783c39eb6b346c47453e0f329aeb7c48a74b30
Markdown80f5517f95cf1cfa44b6fd74cc1affceb40349090ddf91632f558ba00f7ed2d4
PDF
Publication page077a4afa7b15e72181ad377d03a36f9c136d0303ac1099e1fcdc24caef91b837
Manifestda38d1b630838e9b98b290e1d9b67289c72b4ee648b8f7e11591363daf42beaf

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
SignatureXdPOp8NpngvAFSZA4L5gxkD4ZjN684FAMLS1EwL/x/2fYBFaMC0UpgmlTW8YIn1mutSe+JuYJ8VEn/yySZjVBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:38.637633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095071
observed 077a4afa7b15e72181ad377d03a36f9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.620236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095071/manifest.json
observed da38d1b630838e9b98b290e1d9b67289...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.602637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095071/publication.md
observed 80f5517f95cf1cfa44b6fd74cc1affce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:38.585104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095071/publication.txt
observed 96e1ab67aa15df2ba7d7125664783c39...
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.