OpenTechnical

OT-2026-000065668

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000065668) never changes.

Identity and time

Publication numberOT-2026-000065668 · never reused
Internal UUID01a0ae8e-46fa-712b-b0ad-9821f248f74e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065668
StatusPUBLIC

Content hashes

Canonical textdb265779d31c7526b60bdf03fe6311fe1194fb1e165379141ce4a0c22e1751b4
Markdown7f654af3baa62f356b2554b282a9df4b0bc23a0ed7bc6b32c36e84b8821a1c38
PDF
Publication pageb673b6021b9f67fb1d834562c5cd40819d0a127c252de86721acf7dd733b6869
Manifestf4b18fe6c98c766fc55bec3d45e592ed8b6462a6111f3518a0cfbcc4adf67e81

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
SignaturebCfkXoSdPJZG9U4OG463bZw4bvVkNKJvd5aFIaerQTqiY96kgHsdyHUhSgVA4OmXe5jstYZ1QHH6YPrglaGRAw==
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

2026-09-17T10:34:04.534434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065668
observed b673b6021b9f67fb1d834562c5cd4081...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:04.517084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065668/manifest.json
observed f4b18fe6c98c766fc55bec3d45e592ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:04.499693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065668/publication.md
observed 7f654af3baa62f356b2554b282a9df4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:04.481508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065668/publication.txt
observed db265779d31c7526b60bdf03fe6311fe...
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.