OpenTechnical

OT-2026-000103272

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000103272) never changes.

Identity and time

Publication numberOT-2026-000103272 · never reused
Internal UUID01a0aea4-be3f-7f71-916f-7084de7b9302 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103272
StatusPUBLIC

Content hashes

Canonical textaee0237130966aac2fa7fb24be0c8febdb412f9c8962f40ba66bcb72dd82301c
Markdown9118908380e533d35603dfd0aeb650194085f8e8ad71d77671c73481746898c6
PDF
Publication page7173310af82737e3f43d5edb5c9c3497d5380bd3d1541cb1c18153e7073331fb
Manifest198b64f52394e10f502f6959e15dab98887a9a20dc342152515991f04b89c7a1

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
Signaturew+2672ZyNb5IxchuooFGr+27l+kfnt6PrZCMok8iARFkF3E3CHDC0lo06Vq3MkgFNyogX5HqNQx6MToPKJ34BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:30.690349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103272
observed 7173310af82737e3f43d5edb5c9c3497...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.672570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103272/manifest.json
observed 198b64f52394e10f502f6959e15dab98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.655705ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103272/publication.md
observed 9118908380e533d35603dfd0aeb65019...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:30.637602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103272/publication.txt
observed aee0237130966aac2fa7fb24be0c8feb...
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.