OpenTechnical

OT-2026-000014476

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000014476) never changes.

Identity and time

Publication numberOT-2026-000014476 · never reused
Internal UUID01a0ae6d-b27b-79e5-b450-bc03b71aac88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014476
StatusPUBLIC

Content hashes

Canonical textfa3925e03fe9cc27228d71f6e6d4d4e9ed921163d0395b9bba661f6bd49fbdb5
Markdown5c0b9d2a3bf06b08badb30cf7bc39df57428f448d3ee7eb213d2209a92cb39bb
PDF
Publication page42c4fed7d12cb6a00aaf968a02be90a8e071078c244c67e1a2f8f458ec67dd3a
Manifest8901660b5cef891cdd7a408767200c21f7aca2242376970284de8486bdd4091a

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
SignaturekjS52JSBza0xXQxthIfF56fwLHIunoAsLANK/e7L1Mk4w/S6B8/hqSzShMkiMKIR74+4iLTgHi8LBQfqigf6Bw==
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

2026-09-17T12:10:17.371439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476
observed 42c4fed7d12cb6a00aaf968a02be90a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.355223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476/manifest.json
observed 8901660b5cef891cdd7a408767200c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.335255ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476/publication.md
observed 5c0b9d2a3bf06b08badb30cf7bc39df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.313941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476/publication.txt
observed fa3925e03fe9cc27228d71f6e6d4d4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.513945ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476
observed 42c4fed7d12cb6a00aaf968a02be90a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.495603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476/manifest.json
observed 8901660b5cef891cdd7a408767200c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.476858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476/publication.md
observed 5c0b9d2a3bf06b08badb30cf7bc39df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:21.458223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014476/publication.txt
observed fa3925e03fe9cc27228d71f6e6d4d4e9...
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.