OpenTechnical

OT-2026-000051872

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, single 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-2026-000051872) never changes.

Identity and time

Publication numberOT-2026-000051872 · never reused
Internal UUID01a0ae83-7c84-75e4-b1dd-fa25bacc1a4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051872
StatusPUBLIC

Content hashes

Canonical text86a572fa747d76386482037273c40f44aae25a46c9f47a7947ef9c27f1f0b36f
Markdown2b847626c467d5ab63ae0d9c565c83a03e533cca355cb76b2ce87e5819d14a81
PDF
Publication page9067564f2347566eeb50f065250efab76cd9e2489b8f5b8eb4133b65dc39cd2d
Manifest749fb6ac59651bd1645ea8bf4c4115ad69bb7beb467586a66d2feeecf396549e

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
SignatureASlvUTOhf8tFhmcL2sATELIMtXAKYX7okH5NmrB6A+1XCkjQikBcPnsBtZ+ZOEdmFD00TqWVQfKp+2SaPX6ZAg==
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

2026-09-17T10:58:48.526226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051872
observed 9067564f2347566eeb50f065250efab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.504205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051872/manifest.json
observed 749fb6ac59651bd1645ea8bf4c4115ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.485820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051872/publication.md
observed 2b847626c467d5ab63ae0d9c565c83a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:48.466697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051872/publication.txt
observed 86a572fa747d76386482037273c40f44...
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.