OpenTechnical

OT-2026-000071202

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented before 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-2026-000071202) never changes.

Identity and time

Publication numberOT-2026-000071202 · never reused
Internal UUID01a0ae91-e0eb-70ae-b910-a7da8d714edc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071202
StatusPUBLIC

Content hashes

Canonical text91a01d3a0618e106750540d89cd559322255df84156e6ae29f53cf3a24d8e73b
Markdowne26213809fa958a3d3222a6d5bf07224153728b3f39c1f92d78b604258841c28
PDF
Publication pagee9d8a1016787a2f150a92172d802ea4c952768a05d733d6b6ab23a59728e939b
Manifestb3bb499da78dfd9fc5e678512b25903a95508263704decb39f45f6b4fd3727e7

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
Signaturey/EC7n9KtvLDkaZeQZoWyy/cFZIqc9o5Po5U8cUMABEUpZzRI54LR9/KiizPSZszDIwJLpGSzU8Kw/khlQAgDA==
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

2026-09-17T10:24:43.715396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071202
observed e9d8a1016787a2f150a92172d802ea4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:43.697918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071202/manifest.json
observed b3bb499da78dfd9fc5e678512b25903a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:43.680188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071202/publication.md
observed e26213809fa958a3d3222a6d5bf07224...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:43.662513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071202/publication.txt
observed 91a01d3a0618e106750540d89cd55932...
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.