OpenTechnical

OT-2026-000032723

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, 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-2026-000032723) never changes.

Identity and time

Publication numberOT-2026-000032723 · never reused
Internal UUID01a0ae75-1071-793f-a24c-095488156e42 · 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-2026-000032723
StatusPUBLIC

Content hashes

Canonical text14dcc049d7a6982ccc38b7f2b3e20fdb0e7b852c242d4ac46df72debaaaaea2a
Markdown16b5d860ac4a8054f84ed1f16398bbcb1f86b5131096a2fa4ac664ff4ca361d9
PDF
Publication page5095180895ffe6ce3cba05ddc89de7f5ef27c167550488bbe4dd921ba40f9db8
Manifest5d6c5e1858c9dc8a826df8b215b04e23bdd90ff056e30767189887d37e4e727c

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
SignatureQkqpeyVuyTKTltxniYazrjOuEgzAS3FhBkhBFLBWg0WVQoXxwFhajJKDUl3rAvX8qeEbdSfWhqLrjwDakBd9Cw==
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

2026-09-17T11:34:20.490068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032723
observed 5095180895ffe6ce3cba05ddc89de7f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.467228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032723/manifest.json
observed 5d6c5e1858c9dc8a826df8b215b04e23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.448601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032723/publication.md
observed 16b5d860ac4a8054f84ed1f16398bbcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:20.430603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032723/publication.txt
observed 14dcc049d7a6982ccc38b7f2b3e20fdb...
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.