OpenTechnical

OT-2026-000023363

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two 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-2026-000023363) never changes.

Identity and time

Publication numberOT-2026-000023363 · never reused
Internal UUID01a0ae70-7268-7a5b-a73a-3e3ceabff243 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023363
StatusPUBLIC

Content hashes

Canonical text49e76609894a280c370126d320578f4d8f6e036897d8b828403fa383bc2723a6
Markdown140efd56523461e0efab19f4fc8fa77cd35f339526d7399c1ac2b742580f047f
PDF
Publication page7d2ee4924f9b00e7a273cb0eb1af3b27d5634123ed9c75068e862f14be809bcb
Manifest644151df14d48bafdd0ee8c6108f7748551d6217cb72786e943a0ed32b1ebb98

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
SignatureZ3UlTyoZpIhQhUwRxi7V/UZ6Kizk9rO/0wHMVcFLSz7GPR/Wa3CEEM2wcMv1BocMxAjrZa3ooFWqusRDVTbiCA==
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

2026-09-17T11:51:27.682944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023363
observed 7d2ee4924f9b00e7a273cb0eb1af3b27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.665449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023363/manifest.json
observed 644151df14d48bafdd0ee8c6108f7748...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.649683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023363/publication.md
observed 140efd56523461e0efab19f4fc8fa77c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:27.629221ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023363/publication.txt
observed 49e76609894a280c370126d320578f4d...
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.