OpenTechnical

OT-2026-000034824

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000034824) never changes.

Identity and time

Publication numberOT-2026-000034824 · never reused
Internal UUID01a0ae76-1ed3-737e-9062-aa172f40c2d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034824
StatusPUBLIC

Content hashes

Canonical textaf4e5904f11df7cbbeecdf49dc5d52b5a231b103b6ff30e4c6db308fd6cd0327
Markdown2b3933ea17c65d9f092447f55ff05324e83a2d395c51e0ab75aa91f73ed8ddbc
PDF
Publication pagedb80d6d73cc8d338c2a4e8d879d648a4bd7f4dd432bc71fc45654b8d3b41be1b
Manifest9ea1e64a01f5a65d1ca79ecb01dbf1b9f5a86dda85505506e16c2257f95390cf

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
Signaturefpef8jIW6tndfnRdvYhKSUksF6m6eLpCpvXaJPO0IuQoG5qaBqfToydE4moafx3pO1VCTdOrdVne0b2H1EdZBw==
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

2026-09-17T11:30:27.272794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824
observed db80d6d73cc8d338c2a4e8d879d648a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.252722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824/manifest.json
observed 9ea1e64a01f5a65d1ca79ecb01dbf1b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.229312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824/publication.md
observed 2b3933ea17c65d9f092447f55ff05324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:27.207366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824/publication.txt
observed af4e5904f11df7cbbeecdf49dc5d52b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.639319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824
observed db80d6d73cc8d338c2a4e8d879d648a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.617842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824/manifest.json
observed 9ea1e64a01f5a65d1ca79ecb01dbf1b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.600516ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824/publication.md
observed 2b3933ea17c65d9f092447f55ff05324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:48.581039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034824/publication.txt
observed af4e5904f11df7cbbeecdf49dc5d52b5...
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.