OpenTechnical

OT-2026-000090059

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold 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-2026-000090059) never changes.

Identity and time

Publication numberOT-2026-000090059 · never reused
Internal UUID01a0ae9c-428e-702f-b036-bb7cba1f25cf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:31.390046Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000090059
StatusPUBLIC

Content hashes

Canonical text96102179d6ae9ce1e537d4c979828fb8e92f8627711f33b52337329d71c01638
Markdown3ecbccac63ee42b1564196963b34b91a0ff7813509c895fa047d76de0213720b
PDF
Publication page0bdca3f3af5ae3f2f0ab0d8336fff0eff4f12beb8ee81a125c8261079e878980
Manifeste1918dc1826c5c572e3ddd50169314c567ae7303bbe3d9d398291bdcaf0cc2c2

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
SignatureaLBqOtlUuIH8rkVbjhRVJVh8LKxehTX2Oh7GI1ipKhuS44teBiM1n5Cg1a+/wIsIeXSeue/rrbkEzT4XX/TmAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:45:28.151881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090059
observed 0bdca3f3af5ae3f2f0ab0d8336fff0ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:28.135719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090059/manifest.json
observed e1918dc1826c5c572e3ddd50169314c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:28.118908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090059/publication.md
observed 3ecbccac63ee42b1564196963b34b91a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:28.101273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000090059/publication.txt
observed 96102179d6ae9ce1e537d4c979828fb8...
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.