OpenTechnical

OT-2026-000057093

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000057093) never changes.

Identity and time

Publication numberOT-2026-000057093 · never reused
Internal UUID01a0ae87-d5b8-7e26-88dd-37de6719210e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057093
StatusPUBLIC

Content hashes

Canonical textfda6296bdd0f5874938459ea96cb20a649c549e46e183d43b3ac5d559f2aa875
Markdown150968baf7e6a3efd57a7a3521bd3cc4c11eb7444a3c1cccd6770fd847bbba1a
PDF
Publication page95c3afc3cc7edf94e862af944d896f0e283cbf20ffa7de4d853c65a1f1a11993
Manifest34526449b9c1c5bd8998d6db243dbaff32b7b0e38df1753078a071d2372e6055

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
SignatureOkYoJVPn6g7LYP+D5vniqpYGNNmZGTxSvuesYMHcQFO9R9CH9cTAHk+FVd2mfYjLkTeWG/69G5uktKx+DdhRBg==
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

2026-09-17T10:50:03.503687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093
observed 95c3afc3cc7edf94e862af944d896f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:03.483574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093/manifest.json
observed 34526449b9c1c5bd8998d6db243dbaff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:03.464943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093/publication.md
observed 150968baf7e6a3efd57a7a3521bd3cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:02.743384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093/publication.txt
observed fda6296bdd0f5874938459ea96cb20a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.342465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093
observed 95c3afc3cc7edf94e862af944d896f0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.323678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093/manifest.json
observed 34526449b9c1c5bd8998d6db243dbaff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.300575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093/publication.md
observed 150968baf7e6a3efd57a7a3521bd3cc4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:12.255475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057093/publication.txt
observed fda6296bdd0f5874938459ea96cb20a6...
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.