OpenTechnical

OT-2026-000082068

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented 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-2026-000082068) never changes.

Identity and time

Publication numberOT-2026-000082068 · never reused
Internal UUID01a0ae97-4d92-75a9-b1f3-192dc54cf708 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082068
StatusPUBLIC

Content hashes

Canonical text04e6c09c767d27aa31febded0927a133e328aab63e74930ff502f30be461163d
Markdownffeae1f5e0003f732821df8a968bf66a5c1a4878dd7e71a47d42fb25548eb394
PDF
Publication page5ddf3f74237835b2c114b9295dbac44a29d10b0f12f3586791572816cc311b60
Manifesta0598bf88c1d430e8e34cc308e23403515143b43b53d12425014bd627cba6da2

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
Signature2IR8f41Po0Tf7GsOlGyo51uLEs+tE0JAXNlWJiZkWCwJ7QVFt5Ac9XBmpSeXzezCBePfFUQER8qYbkBi+XNyAg==
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

2026-09-17T09:58:52.189478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082068
observed 5ddf3f74237835b2c114b9295dbac44a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.172981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082068/manifest.json
observed a0598bf88c1d430e8e34cc308e234035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.157738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082068/publication.md
observed ffeae1f5e0003f732821df8a968bf66a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:52.142448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082068/publication.txt
observed 04e6c09c767d27aa31febded0927a133...
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.