OpenTechnical

OT-2026-000007933

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000007933) never changes.

Identity and time

Publication numberOT-2026-000007933 · never reused
Internal UUID01a0ae6a-908b-7cc6-bc3b-dd15ec05ac54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:14.564317Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007933
StatusPUBLIC

Content hashes

Canonical text10ec997386c40e3f65248b1be335547bf5c07dad7d90e44c3e475b3c6a4ceeec
Markdown4a645887e5a90f7a0c82a169b81b9752bf37d4122b26c70f4381a3005aa91843
PDF
Publication pagec889e217a74bcec4f2f54ae0544947e76643b3aaed5cdc803a5cdbd341052668
Manifestd59383aafa1c95be7e6fc2a8e4d4ab50c6146261a53d2fadd03cf6dc093773ca

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
SignaturegisrMC0Rj81QpgFmBdmsbzUjxWTc0PnuZmVUdZ+jXpK8PUOHGej1lpOwfuRzbLygCd4oDm4N6/YeB1QlYALfAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:20:26.054889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933
observed c889e217a74bcec4f2f54ae0544947e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.033445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933/manifest.json
observed d59383aafa1c95be7e6fc2a8e4d4ab50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:26.012327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933/publication.md
observed 4a645887e5a90f7a0c82a169b81b9752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:25.994526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933/publication.txt
observed 10ec997386c40e3f65248b1be335547b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.500525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933
observed c889e217a74bcec4f2f54ae0544947e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.481737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933/manifest.json
observed d59383aafa1c95be7e6fc2a8e4d4ab50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.459284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933/publication.md
observed 4a645887e5a90f7a0c82a169b81b9752...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:20:03.439070ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007933/publication.txt
observed 10ec997386c40e3f65248b1be335547b...
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.