OpenTechnical

OT-2026-000037935

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000037935) never changes.

Identity and time

Publication numberOT-2026-000037935 · never reused
Internal UUID01a0ae77-f88a-71ad-bd3a-3d8711cfa398 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037935
StatusPUBLIC

Content hashes

Canonical text5e566eb4762293902aadada597e3afc3e76b7ae0c13645012e64e2e3d237bbf4
Markdown2cd265f270076d301fcea30372c71b0e6f9ca9ce1272481a10601cff0a4ee093
PDF
Publication pageb218d23a31bc3e9ed5088df5f548b6113af992cfc25db91e7a64f7e328f59535
Manifestbbcd29aee10be0ad4a679214bb270fe6bda1a82c2b8111959c4689b207747209

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
Signaturethl9i2Olmit/qGDQWkYrCq9zTfr+t+CfqQGu9x5l41Iac1bMG2pFwYXnuIa4SLZw+ywZv+SB45jLwWdSFi57CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:13.068481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037935
observed b218d23a31bc3e9ed5088df5f548b611...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:13.048795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037935/manifest.json
observed bbcd29aee10be0ad4a679214bb270fe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:13.030746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037935/publication.md
observed 2cd265f270076d301fcea30372c71b0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:13.012957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037935/publication.txt
observed 5e566eb4762293902aadada597e3afc3...
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.