OpenTechnical

OT-2026-000051481

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, vented before set-down

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-2026-000051481) never changes.

Identity and time

Publication numberOT-2026-000051481 · never reused
Internal UUID01a0ae83-7c80-71aa-ab49-78c3d302b64c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051481
StatusPUBLIC

Content hashes

Canonical text53b2e087d4d9f4a6901fc9f5760a2f29ed6cf18cfc6cf80b0e33a9e8fad7b6a1
Markdown1bacdbf0b62bd338a51074d6f878fb3ae05a9a8a3968ec66926edf01da3e0371
PDF
Publication paged8ab536ea6197510b592bc30de476eb8f0001df7f89b32273a3beb65ca0f08f1
Manifest565dc4f839e5280fb8e6f126552181d0dfce05d2079d3516fa4380ab22a08320

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
Signatureodom7Hl+/o65lpEO3TBymaCHfM6onc7IniD/9yqDuw9uWDwWGQ+FoufGzg7u74vg8mjIwdWXIwe4+a6t3CixDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:13.045384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051481
observed d8ab536ea6197510b592bc30de476eb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:13.026410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051481/manifest.json
observed 565dc4f839e5280fb8e6f126552181d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:13.008079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051481/publication.md
observed 1bacdbf0b62bd338a51074d6f878fb3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:12.988620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051481/publication.txt
observed 53b2e087d4d9f4a6901fc9f5760a2f29...
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.