OpenTechnical

OT-2026-000070088

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, vented 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-2026-000070088) never changes.

Identity and time

Publication numberOT-2026-000070088 · never reused
Internal UUID01a0ae91-1861-7212-85f8-88ba787faf42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070088
StatusPUBLIC

Content hashes

Canonical textbfc8e6e2012607011b5c9ed4bfbb7697c82cec93f3a9e94c759b3e37b8d9bb88
Markdownb42198c4e05ed49753613d28c458edd89d0b71985dc73ead29a44876a00f9e52
PDF
Publication pagee4bc28d3053f21df146bb4b1427269771c4d6e95a7c87b745d3d8c75520ca5ba
Manifestef06af013a6f9151fd87e9668685709f19e69f4b25c91dd5c5118c79c85aca8d

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
SignaturePUFW0Y4HnEgtaYW7k8/b++2UvK/GS4NGPiDkalK42R1AE529i25SZT5dpyx+VtuL93jCKNjQL1hq+2Lt/L/5AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:03.342041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070088
observed e4bc28d3053f21df146bb4b142726977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:03.322726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070088/manifest.json
observed ef06af013a6f9151fd87e9668685709f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:03.302549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070088/publication.md
observed b42198c4e05ed49753613d28c458edd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:03.285639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070088/publication.txt
observed bfc8e6e2012607011b5c9ed4bfbb7697...
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.