OpenTechnical

OT-2026-000102700

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, pulsed 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-2026-000102700) never changes.

Identity and time

Publication numberOT-2026-000102700 · never reused
Internal UUID01a0aea4-858b-7478-9d4f-86945207420a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102700
StatusPUBLIC

Content hashes

Canonical texta8f1d2995a2f9a5cc5ce53b4fc8c018d0293e69335b41a9ad1b6f994a8dddb8f
Markdown3812a4050c867a5d5eff4819edf3467cff4a83195b7e516479b97bb78764b9f9
PDF
Publication page1e92562912e0e646291a612c7702b4fbd088918932d965b002b123ce11219550
Manifest269a90094956e698fcdab002f74234e4443a618732d1d4756480222428126d1d

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
SignatureFGJIhVQC0BQZ4G+V+VRvvuZyXUKeoIQRnAnQqK28ZXvq8kXSXYsYaZe8Twhf8zkn2d9rkSN041aX00KaiZ6aBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:24:12.706828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102700
observed 1e92562912e0e646291a612c7702b4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.688687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102700/manifest.json
observed 269a90094956e698fcdab002f74234e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.671612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102700/publication.md
observed 3812a4050c867a5d5eff4819edf3467c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:12.651702ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102700/publication.txt
observed a8f1d2995a2f9a5cc5ce53b4fc8c018d...
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.