OpenTechnical

OT-2026-000079945

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, 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-2026-000079945) never changes.

Identity and time

Publication numberOT-2026-000079945 · never reused
Internal UUID01a0ae96-4377-7aa3-94a9-79246b8d3abb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079945
StatusPUBLIC

Content hashes

Canonical text14a79d0ecb8262c797aca797ce3254954c5332c3c006d3fe43ba8e54d93226a0
Markdown8b166fea403f66f9f4b8e297332ca6ee6fe0f1d286bfdfb343d4bce7fcc0e350
PDF
Publication pageb56d3d5823f2495e0f750167c12e63ef1ee003d87b1c5d758dc488e1705af15d
Manifest9473bbd17bc94aedd39e719a9a0b31b8cbfcc09f3fdd77b6d75e04e3624b5983

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
Signature8CZpc6OC0xyTTIncOZOw61vHPGFgrECgW7kC6N7ZjuuhdRxnzkEHn5znHoVklKCW7b8lJXqYDdUEX/A8uv8vCQ==
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

2026-09-17T10:03:51.134647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079945
observed b56d3d5823f2495e0f750167c12e63ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:51.117985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079945/manifest.json
observed 9473bbd17bc94aedd39e719a9a0b31b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:51.100192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079945/publication.md
observed 8b166fea403f66f9f4b8e297332ca6ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:51.082090ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079945/publication.txt
observed 14a79d0ecb8262c797aca797ce325495...
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.