OpenTechnical

OT-2026-000078406

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, vented after set-down

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-2026-000078406) never changes.

Identity and time

Publication numberOT-2026-000078406 · never reused
Internal UUID01a0ae95-7c28-7ec2-82fe-a7dfb3ec69ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078406
StatusPUBLIC

Content hashes

Canonical textf9ba44d1ac33939c2c4bd8d763bce8cb54f3313f0d3c844562e41bc131631e2c
Markdownfde72a4b1ba8bd4610514e6025f7c9fc92b7c2ae3a2d2a1101c0e771fb6fd6a7
PDF
Publication pagecaf9aa06d6f0a61f9e66f051ab97be1e375912ca602f5103ca4639536956e44d
Manifest2f52890c355f9dc9f722fc96e2c3f0e42ac6e0327cf80774551e5709215a6782

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
SignaturejUk2Cl1f5ZChFHeq/kT9WQmaZ6zq6nxIeWrdHjVn4ZMP//b12B4cvul5gc+EtA1POAWZDHMkFSmND1A0YzeaAg==
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

2026-09-17T10:06:23.902507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078406
observed caf9aa06d6f0a61f9e66f051ab97be1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.884237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078406/manifest.json
observed 2f52890c355f9dc9f722fc96e2c3f0e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.865163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078406/publication.md
observed fde72a4b1ba8bd4610514e6025f7c9fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:23.845919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078406/publication.txt
observed f9ba44d1ac33939c2c4bd8d763bce8cb...
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.