OpenTechnical

OT-2026-000043123

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, three stage ejector, manifold 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-2026-000043123) never changes.

Identity and time

Publication numberOT-2026-000043123 · never reused
Internal UUID01a0ae7b-327a-7458-aa4f-ab1a1118987a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043123
StatusPUBLIC

Content hashes

Canonical textd7145d30c17c313a326ce7f65fd986054913a28bbe21d2bf5c21aecadd0a3d18
Markdown3e85b2cf56ddfd126b45eeb7c63fd5943576832f139641bba0be3b1575a4acaf
PDF
Publication page4739bc2da73e924182fe137fd5bb8d3abf4333c03f862f7650694511b8073571
Manifestfaaffebc23d8a915ec31ecb650152bc9cfe7af56e821108a4aaf8488d567283f

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
SignatureOpm5qRNjAAc9eCAJJUG48dwD/LQr2ueoy3LocIhASlfkiCsgWb4s9fMKBEabdkjvzUp3FJDJqzX8cblmIA+bCg==
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

2026-09-17T11:13:33.187917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043123
observed 4739bc2da73e924182fe137fd5bb8d3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:33.170896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043123/manifest.json
observed faaffebc23d8a915ec31ecb650152bc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:33.152151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043123/publication.md
observed 3e85b2cf56ddfd126b45eeb7c63fd594...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:33.133398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043123/publication.txt
observed d7145d30c17c313a326ce7f65fd98605...
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.