OpenTechnical

OT-2026-000034756

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, 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-2026-000034756) never changes.

Identity and time

Publication numberOT-2026-000034756 · never reused
Internal UUID01a0ae76-1ed2-7333-b8e1-362bcb9cc85a · 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-2026-000034756
StatusPUBLIC

Content hashes

Canonical textf150fa78c661a123d274bd93fe16c7b4f6def7cd8d774c3dc0ffffa068bfd064
Markdown96469784dfd91fdab106f2ac19794d25fcb92036036f9dd12a80cefcab5da475
PDF
Publication page47414169fc14c7da14d2efa88cd46845cf59408e670bce3e38a6b4a89a7c3566
Manifesta3c535b290f9d3854903ef6fceedce69a362de5fd1afeeb12bb46fdffdf44e76

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
Signaturemhvd01PkpqJbEMBcrg5R8HEEdpEv1UjoI12sFRE9+RO0yDh3ADf6B9vb10Betx8419FX/6HTzDEZT9bHVYwgCA==
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

2026-09-17T11:30:14.750835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756
observed 47414169fc14c7da14d2efa88cd46845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.732435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756/manifest.json
observed a3c535b290f9d3854903ef6fceedce69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.714930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756/publication.md
observed 96469784dfd91fdab106f2ac19794d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:14.697915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756/publication.txt
observed f150fa78c661a123d274bd93fe16c7b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.179425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756
observed 47414169fc14c7da14d2efa88cd46845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.149636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756/manifest.json
observed a3c535b290f9d3854903ef6fceedce69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.128513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756/publication.md
observed 96469784dfd91fdab106f2ac19794d25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:43.108761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034756/publication.txt
observed f150fa78c661a123d274bd93fe16c7b4...
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.