OpenTechnical

OT-2026-000043293

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, sustained blow-off after 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-2026-000043293) never changes.

Identity and time

Publication numberOT-2026-000043293 · never reused
Internal UUID01a0ae7b-327d-7250-9174-6aec775dc41e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043293
StatusPUBLIC

Content hashes

Canonical texta3812355cab976fbe5165eeb0e30aad6150674b5b57751d6aa66c9428b859118
Markdown167e349d8f0ef279ef29d7cff5fa894a86dfedadb4d5c04db21f973bf7fa0033
PDF
Publication pagedc2d96e6b2e498a46ced9a0dfafc50d86967eec019409225b80c95a437b36cb9
Manifest76424ba6062c6e0cf63b154b42212b681d4c2443335dc82dfe6e84bd5c1dfcbf

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
Signatureh7CO1qQbrq6uae8SlXjzDw/Mn31mxliuUtR3aJEn3cE2xrewLcVCdJtT6fVOLr6/e0k/rPKhhLTZs+Diwpw2DQ==
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

2026-09-17T11:13:47.295752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043293
observed dc2d96e6b2e498a46ced9a0dfafc50d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:47.275342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043293/manifest.json
observed 76424ba6062c6e0cf63b154b42212b68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:47.258202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043293/publication.md
observed 167e349d8f0ef279ef29d7cff5fa894a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:47.240493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043293/publication.txt
observed a3812355cab976fbe5165eeb0e30aad6...
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.