OpenTechnical

OT-2026-000005645

Publication integrity record

Bellows cup vacuum gripper, two outlet manifold, pump fed, sustained 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-2026-000005645) never changes.

Identity and time

Publication numberOT-2026-000005645 · never reused
Internal UUID01a0a940-1196-73fa-ae22-da9de840918b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:05:43.449194Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005645
StatusPUBLIC

Content hashes

Canonical text6523ed59a0a07cda537a487546cd1d5e5bf0fcddfd8c52fcf860aacbff5259aa
Markdown5cc9505eeefdaec9d54f457d67e430168fa8491e9c09b0be30997ba7a102b402
PDF
Publication page19211e30d1469a943a1a61b61db5b09d63f4f342d92084e82a159ba3369f3f83
Manifesteda316ba6ef3197fdfb2b3bf075fcdb62f8bec3d7ee33fe08c83e7e21ae10f80

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
Signaturerx6FvjUBVhPtNjBZYOApk/cCGFNWFKAvIss7CxsZ8T0Ljr/HBlL09fiyQeLVZRuE7IS2sNff4bXrGD6OnQGzBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:16.911183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005645
observed 19211e30d1469a943a1a61b61db5b09d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:16.887591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005645/manifest.json
observed eda316ba6ef3197fdfb2b3bf075fcdb6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:16.873625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005645/publication.md
observed 5cc9505eeefdaec9d54f457d67e43016...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:16.732148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005645/publication.txt
observed 6523ed59a0a07cda537a487546cd1d5e...
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.