OpenTechnical

OT-2026-000051944

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000051944) never changes.

Identity and time

Publication numberOT-2026-000051944 · never reused
Internal UUID01a0ae83-e78d-7e1e-a78d-e0629560f998 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:55.233643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051944
StatusPUBLIC

Content hashes

Canonical text5ef87b1a835f4e2d35977676551aa07ea3a67bae308fb3bcf5c651a91a6e5788
Markdown2075900d213b422e1abbb73b56be76f3593dbb7017d15f936324424d4aab2eb5
PDF
Publication page4edf348260d11b83fcc0e48667d32b308a561890e148931c406343b554100cbe
Manifest8f9adda24ca30b6b107f8d21844b1a30bc46fbb8ca8d5c8c12c773df4c021a7f

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
SignatureqdsHFcN1q4S+d8yZcjT+6UHTciKD6ioVb7qlKi7LniMzrJobzMntFBd1l0oVv91CSSMfD04jRUcsKyqZv7xxBw==
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

2026-09-17T10:57:26.162048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051944
observed 4edf348260d11b83fcc0e48667d32b30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:26.145450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051944/manifest.json
observed 8f9adda24ca30b6b107f8d21844b1a30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:26.128210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051944/publication.md
observed 2075900d213b422e1abbb73b56be76f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:26.112586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051944/publication.txt
observed 5ef87b1a835f4e2d35977676551aa07e...
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.