OpenTechnical

OT-2026-000059989

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, vented 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-2026-000059989) never changes.

Identity and time

Publication numberOT-2026-000059989 · never reused
Internal UUID01a0ae89-ec27-71d4-97a2-87d248db7482 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059989
StatusPUBLIC

Content hashes

Canonical text77c9adb6788718f9c3d24ef48d81d7898627fe8c92efc647b5e996c908e296a4
Markdown8a5f56f825e3dc64f20d94278b88ebce38a3d6c28bd6e2a53ae6e97011db4850
PDF
Publication page0de8e9510996425b0bcbbe5a0c735754c3bd26ecc4490c1f8e58a0861acb9d33
Manifest1bd82acc4c4c8b4d43e5067c701a95178b286b3400c033fd8fb2f0c79a340cba

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
SignaturePOLUt0ROfBQZuOTBYAy+YzIHvUY56QD7d4jcxYOrYcGRAnVL9UYJHnAWxrUTgJVH1YRQOClhAosqLvR/p9EJDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:46.751101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059989
observed 0de8e9510996425b0bcbbe5a0c735754...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.734797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059989/manifest.json
observed 1bd82acc4c4c8b4d43e5067c701a9517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.716407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059989/publication.md
observed 8a5f56f825e3dc64f20d94278b88ebce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:46.697936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059989/publication.txt
observed 77c9adb6788718f9c3d24ef48d81d789...
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.