OpenTechnical

OT-2026-000032365

Publication integrity record

Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off 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-2026-000032365) never changes.

Identity and time

Publication numberOT-2026-000032365 · never reused
Internal UUID01a0ae75-106e-7ca4-ad3b-4ac9518a2b95 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032365
StatusPUBLIC

Content hashes

Canonical text5b2ab7527df021aee8158fb65cc5feb472182bf85fef2c37fc05b49f6372515c
Markdown7d3e91c44cfd0dd3874a363af538e7b9c54b5286e2acda97dd027ad0b97f0528
PDF
Publication pagec30d5630bd51e440d4b79b768cc7508fd46d977aefda48cccf7ee3d56a84735a
Manifesta97205407f44d7564ab3ad27994e0a4258cf269a3ed7762cf63501de3c023a16

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
Signaturea82LBjH4NoBgmB8jOkmvph9P24iYcl28Ai0zaFf75wMpA3SCjFw7IYQ8pJeX0Pt9Xx3TqRXK+HI7dwCM9MmDDA==
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

2026-09-17T11:33:45.839056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032365
observed c30d5630bd51e440d4b79b768cc7508f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.818020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032365/manifest.json
observed a97205407f44d7564ab3ad27994e0a42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.797772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032365/publication.md
observed 7d3e91c44cfd0dd3874a363af538e7b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:45.779842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032365/publication.txt
observed 5b2ab7527df021aee8158fb65cc5feb4...
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.