OpenTechnical

OT-2026-000005234

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, three stage ejector, pressure verified

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-2026-000005234) never changes.

Identity and time

Publication numberOT-2026-000005234 · never reused
Internal UUID01a0a932-461a-7902-9ed3-5b7ab017cb97 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:50:39.389313Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005234
StatusPUBLIC

Content hashes

Canonical textf6ee6578295c7714a826d84a6eb2cc730257af5c9b6bb477c3b4c5cae7977ede
Markdown9f6899e8c177ceafd1519e24769908aad0368a551897cd2183a8fdce2c0f77b3
PDF
Publication page2a5a8999b73dd8947c93533f3066e5726ccecc449f3c315c07a82f4114f9eacc
Manifestd6ac624775a8802a1c1934e268d56a61375347b47d6354f34718a53c7c836465

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
Signature4PNbKpjd6HRnl8j2OmnMt2je2OmWAy70bpFMkJ9JvDZszIxlKuRN6/skb7rdYKbLkeWxm9KAmc4YYOkDqIsbDA==
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

2026-09-16T08:00:32.664435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005234
observed 2a5a8999b73dd8947c93533f3066e572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:32.649411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005234/manifest.json
observed d6ac624775a8802a1c1934e268d56a61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:32.635869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005234/publication.md
observed 9f6899e8c177ceafd1519e24769908aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:32.621854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005234/publication.txt
observed f6ee6578295c7714a826d84a6eb2cc73...
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.