OpenTechnical

OT-2026-000017895

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000017895) never changes.

Identity and time

Publication numberOT-2026-000017895 · never reused
Internal UUID01a0ae6e-96fb-76d0-b0db-d7bf87951701 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017895
StatusPUBLIC

Content hashes

Canonical text0e071291a992fad0f85193edd5357134e339c22cfe80fd85b21b47b603bd5788
Markdown7f8fdee8f2557a3f1c1c02d800c35c6f8fb34446795055a1c45e8b5b053c9a00
PDF
Publication pagefcbb852dd39630085945aaad370bfd6565684b37c51ba8cd28060939ac33ee80
Manifest528f9215bdde71eee9b486e67aad6dec5d872e9175bff943bdcd7119527c045e

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
SignatureB0olbNZ5ZUafJ1dhUmsmtsgYC8dDga4Z01TGqc3LWmjFaUyRvN0fsM15G0SRWWLYCH6aROdROW8OQY9VXMyuAQ==
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

2026-09-17T12:01:53.088887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017895
observed fcbb852dd39630085945aaad370bfd65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.073575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017895/manifest.json
observed 528f9215bdde71eee9b486e67aad6dec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.058024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017895/publication.md
observed 7f8fdee8f2557a3f1c1c02d800c35c6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:53.042444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017895/publication.txt
observed 0e071291a992fad0f85193edd5357134...
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.