OpenTechnical

OT-2026-000086065

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000086065) never changes.

Identity and time

Publication numberOT-2026-000086065 · never reused
Internal UUID01a0ae99-e82b-720d-92aa-320f01e857b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086065
StatusPUBLIC

Content hashes

Canonical texte8af238633589e76b8323f87b21f86665d6788e3727f94d32adbfe01702c798d
Markdown675a84a71db1860c97856a886d9b575f5501cf0091ca5524ba643bc0499786c1
PDF
Publication page66aeedf21c6be4d0e261c1229fa511941e0f72379dd85a3c48aa83105fd54ac8
Manifest538705e0e1004c20e66be26212aa57dc0719c89fa458487f967d69fefe862e48

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
SignatureCmLxcRYN9rNklcfaDFgu+27ZL6FdLpy/m61S/dYL+zOXe+AiDqwJTuqSuQ4xNlk0PLwF8128NG0eRA2qmFqeBw==
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

2026-09-17T09:53:03.796613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086065
observed 66aeedf21c6be4d0e261c1229fa51194...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.779642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086065/manifest.json
observed 538705e0e1004c20e66be26212aa57dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.763099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086065/publication.md
observed 675a84a71db1860c97856a886d9b575f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:03.744727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086065/publication.txt
observed e8af238633589e76b8323f87b21f8666...
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.