OpenTechnical

OT-2026-000101393

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, pump fed, pressure sensor per zone, 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-2026-000101393) never changes.

Identity and time

Publication numberOT-2026-000101393 · never reused
Internal UUID01a0aea4-0e13-7c41-88b8-1241509b534f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101393
StatusPUBLIC

Content hashes

Canonical text8e1805231853a80696dcf99c18ce4b1e33f2203161ba8ea51b6917d50f6e4be4
Markdown51878bb80270a082af4426f1723eb7ae813048ba650392116e1dec1b528f287c
PDF
Publication page0d94dd7a539dc12de7c9ea79e61fac45200f83ca29855c136339540fc0a80bcb
Manifest120f71678ea43a899863ad5d6aa27f2a65e9a1e7d868afd75fed84aa884d3a83

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
SignaturelSCwzQFs5e0dMhfPfSIqE0q4Ft/O+/Gqan38pE+WT/zPDy5/b9u4DmhvFOvI9EdzwvVc/+UxZRSUvTls7NwOCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:55.467810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101393
observed 0d94dd7a539dc12de7c9ea79e61fac45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:55.448417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101393/manifest.json
observed 120f71678ea43a899863ad5d6aa27f2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:55.431055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101393/publication.md
observed 51878bb80270a082af4426f1723eb7ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:55.413476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101393/publication.txt
observed 8e1805231853a80696dcf99c18ce4b1e...
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.