OpenTechnical

OT-2026-000049023

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000049023) never changes.

Identity and time

Publication numberOT-2026-000049023 · never reused
Internal UUID01a0ae81-134d-7429-bc82-25a1dc7dcebb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049023
StatusPUBLIC

Content hashes

Canonical text8e97edf69eed2eaf9a74a2be71a65352b822bb802401c616832662170c066581
Markdown3b1784101fc576a1f46ca77974d57f5fee3848feea4aa48500b57c1c60833a7f
PDF
Publication page9d5197a9eee642468fb25d09334c8e78e62d86affcf6dc352faebbf4e4bc02d6
Manifest90c89326fc95b3a892aec696327ce2f7f3cebe02a1d0956c1381969f1e77805a

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
Signaturefzs3Ecb63TgO6TkTLjFdnc7x2aZnS+8gcGJrf9RnVg6/wxHLFzHd2Uh6JDL4sunxZOmcydNVkE4LwzxrXIliBg==
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

2026-09-17T11:03:14.466828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049023
observed 9d5197a9eee642468fb25d09334c8e78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:14.448613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049023/manifest.json
observed 90c89326fc95b3a892aec696327ce2f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:14.430975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049023/publication.md
observed 3b1784101fc576a1f46ca77974d57f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:14.412357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049023/publication.txt
observed 8e97edf69eed2eaf9a74a2be71a65352...
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.