OpenTechnical

OT-2026-000039247

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed 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-2026-000039247) never changes.

Identity and time

Publication numberOT-2026-000039247 · never reused
Internal UUID01a0ae78-9674-75a0-b02e-b7ed68c4d768 · 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-2026-000039247
StatusPUBLIC

Content hashes

Canonical textdd58b6ee06df544b5cab45846b8e071f82e1f52d2efa24de6af160cc5936e0f6
Markdown1ffa3f5a16e8a6cb8bf5e92443c969414cee1a237cfe2a78a6f67a2eafbb97c9
PDF
Publication page1069ec777b46251f481c49eef0f004a15d81283d155787c0bc57f13876686c08
Manifesta08793a5aafd3bd49e07be05162f425c46f61b4232559ca66f398b786cb2c90d

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
SignatureXCS1MtvYjy09mGG9abK+jzBrzDviSaJJfU1gRKclxTv4UEeqbSNcjf4RCzEjN9kHMXxVhSMEslGsrInQzEhvBA==
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

2026-09-17T11:20:48.305408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039247
observed 1069ec777b46251f481c49eef0f004a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.287870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039247/manifest.json
observed a08793a5aafd3bd49e07be05162f425c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.270370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039247/publication.md
observed 1ffa3f5a16e8a6cb8bf5e92443c96941...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:48.251724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039247/publication.txt
observed dd58b6ee06df544b5cab45846b8e071f...
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.