OpenTechnical

OT-2026-000086840

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four 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-2026-000086840) never changes.

Identity and time

Publication numberOT-2026-000086840 · never reused
Internal UUID01a0ae9a-80a4-7c09-b937-f2f91d8476ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086840
StatusPUBLIC

Content hashes

Canonical textc9ce4dffb4e2b0dd8e2ec77323b149a5f2a8d80cf57897ecefa936777770fa8c
Markdown00d6ddd76436fd3463328210174e9943e3f39774c53db561aff238ad8bc90387
PDF
Publication page6a3e8cca66265afc82abba8f5df479708a6568ac260077f12f109479e2851767
Manifeste302cd2c897fb28ae29bc7bc31effca1630d3b8317d8dc1ca35ec046771df348

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
SignatureVXETlhbGn9yAH8aoaLZb0bKP9C1E8pSIq3Ye5ctt9UQmbnuAf0F4yCF/4FISKPfzX46cCncvhalsZ1jyf4Y6AQ==
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

2026-09-17T09:51:40.246475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086840
observed 6a3e8cca66265afc82abba8f5df47970...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.228224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086840/manifest.json
observed e302cd2c897fb28ae29bc7bc31effca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.179191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086840/publication.md
observed 00d6ddd76436fd3463328210174e9943...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:40.152473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086840/publication.txt
observed c9ce4dffb4e2b0dd8e2ec77323b149a5...
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.