OpenTechnical

OT-2026-000035938

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000035938) never changes.

Identity and time

Publication numberOT-2026-000035938 · never reused
Internal UUID01a0ae76-b4c9-7867-8f53-7fabc85a0dd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035938
StatusPUBLIC

Content hashes

Canonical textb3f43d634bbbebd8c5c89283a8b207320b092a5ee222cc151bea1d2a2de8a9f4
Markdownfd1c97ac6094406b2941f74c1b6d88ecbef866ea751e79d8acc04e0bd31e70da
PDF
Publication pageba550a5f060132f0940c29f230f90a0bc6450179a6d9b530078807944b8d5077
Manifestf3a033a4077d71635c1735ab46a9a6992cb302c67e425fa149c54cfffb4aaa72

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
SignatureRJZD566GRofsAeWC04kvGq9Ivnbs6PW3ZQRlKDbVYynr7Rt0bljGAG4kGL3bXXZx5u+CR3VYS6XutpKYdxMoCg==
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

2026-09-17T11:27:47.414891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035938
observed ba550a5f060132f0940c29f230f90a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.397700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035938/manifest.json
observed f3a033a4077d71635c1735ab46a9a699...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.381781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035938/publication.md
observed fd1c97ac6094406b2941f74c1b6d88ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.362810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035938/publication.txt
observed b3f43d634bbbebd8c5c89283a8b20732...
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.