OpenTechnical

OT-2026-000024191

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two 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-2026-000024191) never changes.

Identity and time

Publication numberOT-2026-000024191 · never reused
Internal UUID01a0ae70-e8c8-7ebb-a8e0-cf3d178e7166 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024191
StatusPUBLIC

Content hashes

Canonical text9780cb4dfb14e5ddbe6471d897c8a3748335434359fc796766d23fe8041fee13
Markdown0b027297cd17d2efaca7ab1bd8f64977152f60c535614d7de6277d85fce1e1c8
PDF
Publication page21924e4f5219722121d8f032a7cc867b570ced550f1f9e6524977700c345462d
Manifest284aad6ec27a47b8ed66572fe005694be279e2e3b97dbf2351b375d6dc47a152

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
SignatureSDenzRZ989XIMZhRP/rT2ta8z13iYj4nUDOPMiHB1GyOixRa4SKQj1pB0ilAJirhnfs84Of3QX8cFCgUmAh0Cw==
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

2026-09-17T11:48:38.945218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024191
observed 21924e4f5219722121d8f032a7cc867b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:38.921570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024191/manifest.json
observed 284aad6ec27a47b8ed66572fe005694b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:38.902463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024191/publication.md
observed 0b027297cd17d2efaca7ab1bd8f64977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:38.862487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024191/publication.txt
observed 9780cb4dfb14e5ddbe6471d897c8a374...
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.