OpenTechnical

OT-2026-000026317

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000026317) never changes.

Identity and time

Publication numberOT-2026-000026317 · never reused
Internal UUID01a0ae71-f4a6-7e9f-8063-be73e5ca0418 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026317
StatusPUBLIC

Content hashes

Canonical textd04f170f0976a1314a0982826244cd5b13ec084b2ab46d4c0a7dad6dd041cba7
Markdown00c03a1336642aaa97d4abb19c7716889c53f0869594129d28c86d69ce5cd631
PDF
Publication pagea31a29160159c4336654dffc9c80929ac1f4ce787ba296267ed2720ec3a2c8cd
Manifest92ca4bc284a746e9ea445449a1d79a841811b93070c00e9aa039cde304c60853

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
SignaturehJSfLLlIoPYyrO0hhvGzF53wnTU1TIdHdqUuxNG4yhjxjapYKzFbhR/JFSUp0/68cZj6ufiHQTno7QAQiTW0Aw==
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

2026-09-17T11:44:16.221240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026317
observed a31a29160159c4336654dffc9c80929a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.194939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026317/manifest.json
observed 92ca4bc284a746e9ea445449a1d79a84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.178392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026317/publication.md
observed 00c03a1336642aaa97d4abb19c771688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:16.161281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026317/publication.txt
observed d04f170f0976a1314a0982826244cd5b...
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.