OpenTechnical

OT-2026-000098933

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000098933) never changes.

Identity and time

Publication numberOT-2026-000098933 · never reused
Internal UUID01a0aea2-8286-7048-a296-e428c17bc230 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098933
StatusPUBLIC

Content hashes

Canonical text1d608b91f3fd8dc006722be51fe6ad176579b5c9e947dfb93b289ea301a7ae3d
Markdown52cddb26734ea2ee2d2ddc7d8258760b2d6a76f5f3070ab8b9787238d422468c
PDF
Publication page8b37b42b06ed5191ad2cf5f66d471406a8fe2d3dad62eafe6041b617d48500d1
Manifest3c8453a1a0c1067f9c793d6c55434ff3d3f9d78ccee6a94a5c46e19af051a6d3

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
Signaturei/v1BrAutTv3nxaxldNVZlodqfnYiskJlemcMVZmgKTAPzzTQDQL8fgEYKpcvN48gYAWv5vvYpAleX/cPlBCBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:29:59.866262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098933
observed 8b37b42b06ed5191ad2cf5f66d471406...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.850339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098933/manifest.json
observed 3c8453a1a0c1067f9c793d6c55434ff3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.835261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098933/publication.md
observed 52cddb26734ea2ee2d2ddc7d8258760b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:59.820531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098933/publication.txt
observed 1d608b91f3fd8dc006722be51fe6ad17...
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.