OpenTechnical

OT-2026-000089966

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, three 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-2026-000089966) never changes.

Identity and time

Publication numberOT-2026-000089966 · never reused
Internal UUID01a0ae9c-428d-7b49-9b9f-6b64fcb583c5 · 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-2026-000089966
StatusPUBLIC

Content hashes

Canonical text456a825fd427b085b20ac5238692543107d47c9bea4c73dc3f7e125ef2d2f26e
Markdownf5e02790939cc017ea9241f39841657210af9717c0dcb18705b0ac12ca52f88d
PDF
Publication pagef960fe6455a67117b6405d540eae3c1db0a8a4eae8d4ef3efdb8f844933ff769
Manifestbf2c5efe9a2d6b5b32c03a1de41f0b69ed3e8ef4d0a1abaad71e754edbfa17f0

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
Signatureb3YYY7eLwIeDz/xYAJfhze0jt0XW+e3V4i+2vDl+cJ3gvwcNuhF3sXCnUWZTtxtJ2TnKIobYkjak48ShY2dcCw==
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

2026-09-17T09:45:21.171672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089966
observed f960fe6455a67117b6405d540eae3c1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.153566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089966/manifest.json
observed bf2c5efe9a2d6b5b32c03a1de41f0b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.134382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089966/publication.md
observed f5e02790939cc017ea9241f398416572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:45:21.115191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089966/publication.txt
observed 456a825fd427b085b20ac52386925431...
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.