OpenTechnical

OT-2026-000054093

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000054093) never changes.

Identity and time

Publication numberOT-2026-000054093 · never reused
Internal UUID01a0ae85-b3a8-7a30-a6bb-66ee8bb3a760 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054093
StatusPUBLIC

Content hashes

Canonical texte2f3eda86472291e7cd08ab862c0a19d5ff8014fc19ec9337b50f679357fbf19
Markdownf2daf1a8c93676fc28143c4bea73f9361352343435fb237471539e47e81072c2
PDF
Publication page3bc49ca99c18447517da24dde42e54268af8ec563303195d7f38e20b1e8125b0
Manifest29014a844192a59992fea5c6f2fccf36778435424174544c48f09b7ee5b59add

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
Signature5eYwemZR44JxZKYt0kh5Ly1hDBH8Rv8wYWn66meih8K24b2f/khV0Y+qfIYgdskEMJsCQ/NSvv6KP4ZTbhiECA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:28.847064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054093
observed 3bc49ca99c18447517da24dde42e5426...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:28.828556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054093/manifest.json
observed 29014a844192a59992fea5c6f2fccf36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:28.805007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054093/publication.md
observed f2daf1a8c93676fc28143c4bea73f936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:28.787046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054093/publication.txt
observed e2f3eda86472291e7cd08ab862c0a19d...
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.