OpenTechnical

OT-2026-000048464

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000048464) never changes.

Identity and time

Publication numberOT-2026-000048464 · never reused
Internal UUID01a0ae80-4de5-7065-8d19-ea0870667d50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048464
StatusPUBLIC

Content hashes

Canonical text71e1816da1b840ed7344935948d5080320a4a096a54ed192f99b4d38087816c4
Markdown4f2268b68f98b4e0d761cc7c83dbd24ce7a7d728291382278cc67263caa52f6d
PDF
Publication page379d554150c1d159b2be10fe8d6af372b9ff9194d4f6471991f015b82044b4c8
Manifest52f3c2cd95c826b1d76b5a744fb354b56549e8fc1bc2e2cd5e162789056e7ea0

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
SignaturewB/mC5yTW9rx66Oa0BDkhaobSjwJnk7C+mKwrPdgWs7s9uPpQuXr2Z0v+bRmDGARKYB5diiiZskaqX6vNNseCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:05:07.507570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048464
observed 379d554150c1d159b2be10fe8d6af372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.489355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048464/manifest.json
observed 52f3c2cd95c826b1d76b5a744fb354b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.471470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048464/publication.md
observed 4f2268b68f98b4e0d761cc7c83dbd24c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:07.453593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048464/publication.txt
observed 71e1816da1b840ed7344935948d50803...
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.