OpenTechnical

OT-2026-000068225

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000068225) never changes.

Identity and time

Publication numberOT-2026-000068225 · never reused
Internal UUID01a0ae90-247f-768e-900e-3cd43fb9484b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068225
StatusPUBLIC

Content hashes

Canonical text3af5db229e5b513ec7bc5bb12e96ae9cda6bb1cc56967a1497eae9fa9d043292
Markdown82cfecf36113b95437cf297d56f604766e242c804e2957ba0663925cbdaa566f
PDF
Publication pageb4092d62809415edc862780f23b649ac37a9f5105ebaef2c676eb846a73be6cc
Manifestfde51a791082c8a229a6e214b4bce9b7355867289228efb517d89fe2c3a0fb2b

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
Signaturer4wp/Xjw//VE9JK64Z6zRAyaRGuaKkjhfpqu2tIjQPHts6K5+Oy16yHxyMbSowXB2vClNhj7+xt3r7j6mj88Aw==
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

2026-09-17T10:29:14.433331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068225
observed b4092d62809415edc862780f23b649ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.414168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068225/manifest.json
observed fde51a791082c8a229a6e214b4bce9b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.396191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068225/publication.md
observed 82cfecf36113b95437cf297d56f60476...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.380697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068225/publication.txt
observed 3af5db229e5b513ec7bc5bb12e96ae9c...
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.