OpenTechnical

OT-2026-000081984

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000081984) never changes.

Identity and time

Publication numberOT-2026-000081984 · never reused
Internal UUID01a0ae97-0f77-7456-ba34-380ae2b3fa74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081984
StatusPUBLIC

Content hashes

Canonical textbe19f5b086e8466477da173f804c2fe72676c48c85ad4b7fe2d40cbba3f18ee7
Markdown178896dff96dfe9ad2fe9c797c1efae2fba76d5a76f6328988ffabe82372aed3
PDF
Publication page881ac224ba196dec18e6ebc3a92ddbb7875eb046523719275fcefa6fb54f5118
Manifest55c6b827e7a87fab7f0c619740dac5cc6cedfc7948d697d3110a7f95728b475d

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
Signature9MC4J03rJmMoeFZ/WS4Nop8n6zn6vbMkX2XQSzX6z6FtDZ/eDIYLhoT4c0oxJCLSWjMwga7mad0C2u5wuuWaCQ==
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

2026-09-17T10:01:07.530293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081984
observed 881ac224ba196dec18e6ebc3a92ddbb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:07.514408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081984/manifest.json
observed 55c6b827e7a87fab7f0c619740dac5cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:07.496986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081984/publication.md
observed 178896dff96dfe9ad2fe9c797c1efae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:07.478897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081984/publication.txt
observed be19f5b086e8466477da173f804c2fe7...
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.