OpenTechnical

OT-2026-000078586

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000078586) never changes.

Identity and time

Publication numberOT-2026-000078586 · never reused
Internal UUID01a0ae95-7c29-7ba1-b6ed-6587ce194ed4 · 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-2026-000078586
StatusPUBLIC

Content hashes

Canonical text4b4a021edc422a9018bc3990173c8985ee3cf4f9e4498726e8f0c65923efdaa1
Markdown0c157b0cc3da376550b9dcc7e5f15a95b416d00ed4e9e7c2f6d32c48a32c17c6
PDF
Publication page005a1a31c4b22c88976bd43c268bc99ba287868c8acde9c13263616c02155a7d
Manifest37da79e51072d4329570902d683a3fc0f13a503f54b1e147aec602819bb275fd

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
Signaturef+SMOU6T+plA3dcota0a8+bb+f6F4GxCCf9rHTqsEUS94DeuqNSa/6y0me0gkXJKFuD2n63SnB6z6CCzf9jaAw==
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

2026-09-17T10:06:04.442851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078586
observed 005a1a31c4b22c88976bd43c268bc99b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:04.426830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078586/manifest.json
observed 37da79e51072d4329570902d683a3fc0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:04.409306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078586/publication.md
observed 0c157b0cc3da376550b9dcc7e5f15a95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:04.392336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078586/publication.txt
observed 4b4a021edc422a9018bc3990173c8985...
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.