OpenTechnical

OT-2026-000063048

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063048) never changes.

Identity and time

Publication numberOT-2026-000063048 · never reused
Internal UUID01a0ae8c-94a9-787c-9aa5-a824f4a51e0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063048
StatusPUBLIC

Content hashes

Canonical textd82ae656c05ede103e9115ff306db027188e199920c082e40c9131dd9a6bb3d7
Markdown704ced84ea87ece71f59d129b79c2c712ac0c4e7f0c5451aadf790cf2d124e31
PDF
Publication page21dccb094707f4102c84f09c73c98cbfe68f9c78eab87321965f9a9f16e2f41a
Manifest3248b058d9b5f8a43a810397c4d270f2fae9c3df11f6dd0ec92d10b34e6aae94

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
SignatureU0dNeyeLl/bV/IrWDPkY5xYkG3F9IKwk2yp6hy7zblPS4mOzvWZog2aXBHR9ZOFwn5RnAo5ek2v+7T/qARukDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:42.817682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048
observed 21dccb094707f4102c84f09c73c98cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.797778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048/manifest.json
observed 3248b058d9b5f8a43a810397c4d270f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.778827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048/publication.md
observed 704ced84ea87ece71f59d129b79c2c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:42.755731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048/publication.txt
observed d82ae656c05ede103e9115ff306db027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.469616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048
observed 21dccb094707f4102c84f09c73c98cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.451782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048/manifest.json
observed 3248b058d9b5f8a43a810397c4d270f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.433828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048/publication.md
observed 704ced84ea87ece71f59d129b79c2c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:48.415923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063048/publication.txt
observed d82ae656c05ede103e9115ff306db027...
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.