OpenTechnical

OT-2026-000082999

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, 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-2026-000082999) never changes.

Identity and time

Publication numberOT-2026-000082999 · never reused
Internal UUID01a0ae97-c961-72ee-9992-9547a49eec39 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082999
StatusPUBLIC

Content hashes

Canonical text7a04e74cd5d0229ed01221c1f1d18de11005d54246dce6fc137d0040c6e49e8f
Markdowne11618e52f0b3e4436feec1ddf56515384d93be6098c6b82e1fde3221a1e35dd
PDF
Publication pagee91af1ba7e8231044dbc776a658f5786d484741e71eb6015b526dc26a0e2eb04
Manifestba119e6a65d8ce9231bb5036e0f3f388ce59c9294e316114a683255a20614330

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
Signature+4AHzt5HNgmvp6C/Xn9o+LBtR0UwQ5h2cGdKKZELVHLxnWISML+f/E//YwaFmAllfIGI8g/ARsDZd5SSguLVCQ==
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

2026-09-17T09:00:05.382508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082999
observed e91af1ba7e8231044dbc776a658f5786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:05.357084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082999/manifest.json
observed ba119e6a65d8ce9231bb5036e0f3f388...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:05.328245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082999/publication.md
observed e11618e52f0b3e4436feec1ddf565153...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:05.177385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082999/publication.txt
observed 7a04e74cd5d0229ed01221c1f1d18de1...
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.