OpenTechnical

OT-2026-000075672

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000075672) never changes.

Identity and time

Publication numberOT-2026-000075672 · never reused
Internal UUID01a0ae94-29fd-79d2-b0d0-9c5d19daf127 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075672
StatusPUBLIC

Content hashes

Canonical text8da8e93365eb0e77cf7261ba5eaa05abf51e03c710f463aecb1af5fc76d5f63f
Markdown38b673c8d7a19804209ab84b0a7bd6bccf821b471f359db1158096031020c3b9
PDF
Publication page671cecdd7e69771697b6d6495eeb8b39431bee520ed49d837d7d7b160940db01
Manifesta4b00d9efe25d67c183088ae22087a0b79517698bf07e810484222724ab22d0d

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
SignatureOP3wNPQYDnHttXdqnke9dOIJ5SL18efv+v51PKVX3d1kDlz7DMV5CGbYB4USNdB+NyTgdvnWTHSN3rQZ2bG/AA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:13:47.236627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075672
observed 671cecdd7e69771697b6d6495eeb8b39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:47.214644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075672/manifest.json
observed a4b00d9efe25d67c183088ae22087a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:47.192628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075672/publication.md
observed 38b673c8d7a19804209ab84b0a7bd6bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:13:47.034741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075672/publication.txt
observed 8da8e93365eb0e77cf7261ba5eaa05ab...
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.