OpenTechnical

OT-2026-000007105

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, ejector fed, pressure verified, contact triggered, plastic cups

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-2026-000007105) never changes.

Identity and time

Publication numberOT-2026-000007105 · never reused
Internal UUID01a0a972-de7a-7370-8bdc-bc024fa9731d · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:01:12.701417Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007105
StatusPUBLIC

Content hashes

Canonical text05408f4803bea40ac49360551c3114f39f868c17d420979e3062e8aaaa856694
Markdown4a57529f237796fe6eae13d270a9426db86d31fd6c576decb79d41a9dd43e0dd
PDF
Publication page5b5e9a85ba271da01007d32c5bf86a28fc8ae9c8b669676a4fbf2f59b3aca4d4
Manifest1434fbfa38127649b399e6606546c659b26a50453242303596c87f308270dbdc

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
SignatureOWFLcmaXBa8iJjB2CHcHVV2fn9uUf5d4M7M4BDvGxfM+OGuVoNvxWH1kGNdUQEXxqH9/myL9H+pn7JJ9quM5Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:26.496938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007105
observed 5b5e9a85ba271da01007d32c5bf86a28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.484134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007105/manifest.json
observed 1434fbfa38127649b399e6606546c659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.470785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007105/publication.md
observed 4a57529f237796fe6eae13d270a9426d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:26.457573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007105/publication.txt
observed 05408f4803bea40ac49360551c3114f3...
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.