OpenTechnical

OT-2026-000064496

Publication integrity record

Single bellows cup vacuum gripper, three 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-2026-000064496) never changes.

Identity and time

Publication numberOT-2026-000064496 · never reused
Internal UUID01a0ae8d-a461-7da9-8b0e-5114d94e398f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064496
StatusPUBLIC

Content hashes

Canonical text0a6794f1e72106bbe104d3dcd922e5938d237d8ad689634b11e8228cad7e48d4
Markdown16eed21b20044e8f007762ed327c24b20212d8c3fff39cbd810a56e72c407842
PDF
Publication page9046bdb5c4ee911815b4a67511fe48bc57673f61bda30866fd03c91c5507da72
Manifest1f90cb6ba6d8811e4db5d452cd02d368f70117adeef2d148ed1b3dc858a39c07

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
Signature1AstSHMyqCZFqDvlIM5dnGDXrAord/pXRhF8Mqp2vx9aXf2wBsQ25RaePe5tPB8g/r3rG4Ega+yVs6G2bp/IAw==
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

2026-09-17T10:36:42.096097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064496
observed 9046bdb5c4ee911815b4a67511fe48bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.078485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064496/manifest.json
observed 1f90cb6ba6d8811e4db5d452cd02d368...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.060383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064496/publication.md
observed 16eed21b20044e8f007762ed327c24b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:42.042942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064496/publication.txt
observed 0a6794f1e72106bbe104d3dcd922e593...
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.