OpenTechnical

OT-2026-000071824

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000071824) never changes.

Identity and time

Publication numberOT-2026-000071824 · never reused
Internal UUID01a0ae92-1e92-75ac-a63d-2fbf316e3a6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:26.841552Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071824
StatusPUBLIC

Content hashes

Canonical text8e42dfab284a469c6c3da96caaaa8828042fc98b64d3f0c8839701d767526b95
Markdown8fb03b57e0c9dd0e20e0ea4da8bda2d23cd8b14f6cdbcd566de1b7c581967256
PDF
Publication pagefd991d1eff806ca0add50d1261c53f97d45809db20d741b999b75a3d693cc8fb
Manifestc2bc5ba0e8bbaf11d5aa0d123fdc93d176121215a70831c4971cc640c328d226

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
Signature/8zsp9GQFTZQ8YXYb6Wc83iWtERo68YJEQrcTbyRyMn/UNtJfZkSuf9xKBeDM+gGayGd648ssBt4E+iMxPs2DA==
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

2026-09-17T10:23:59.922853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071824
observed fd991d1eff806ca0add50d1261c53f97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:59.906406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071824/manifest.json
observed c2bc5ba0e8bbaf11d5aa0d123fdc93d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:59.889181ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071824/publication.md
observed 8fb03b57e0c9dd0e20e0ea4da8bda2d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:59.870613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071824/publication.txt
observed 8e42dfab284a469c6c3da96caaaa8828...
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.