OpenTechnical

OT-2026-000032196

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line 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-2026-000032196) never changes.

Identity and time

Publication numberOT-2026-000032196 · never reused
Internal UUID01a0ae74-f7a6-723e-be74-891dafcda1cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032196
StatusPUBLIC

Content hashes

Canonical text4371417828f5fdfe0892e9cc56bdd758ff057303eed62e1e81b2e9f98c4e27fa
Markdown42cbaa49b129134a190050a5a05dad2fc2d1f5d55402bcd1a411e9a56a9edd28
PDF
Publication page54d9153397673814b894c6f771160f1880ec359ddb8c552a854e46b903035c50
Manifestb42bdfb2ab66732f4938a404607336dea7c6afeab366ee573affb55b15a54175

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
SignatureShYuiaD5PYtnxrimdtcjOs9lEpHN11QSbsrB++2uZAtyliFwBk88B1szT8IOD2qUT8DJYsWgq+bjTVor8DUoAg==
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

2026-09-17T11:34:32.424977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032196
observed 54d9153397673814b894c6f771160f18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.407698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032196/manifest.json
observed b42bdfb2ab66732f4938a404607336de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.389983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032196/publication.md
observed 42cbaa49b129134a190050a5a05dad2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:32.371079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032196/publication.txt
observed 4371417828f5fdfe0892e9cc56bdd758...
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.