OpenTechnical

OT-2026-000032436

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, 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-2026-000032436) never changes.

Identity and time

Publication numberOT-2026-000032436 · never reused
Internal UUID01a0ae75-106e-7ee9-9714-99e51d19e196 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032436
StatusPUBLIC

Content hashes

Canonical text47fdb1692d162cfe99fe5388aa08730ba2b21b6212fbd4500dc8b7434d60802e
Markdown857b350da9e227bfedfd76407724c20f2358aaface68943e58c7ac2f6b3475eb
PDF
Publication page893cd661a5aaf6e47c90d32f6927fb6db0ed14f43a756643c6a9551192203a98
Manifested0592528a65842f2918c65b801eb2aa803fe67549439ab7d13f2be94fd7dc84

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
SignaturelsUbbTsVmHFcs6/cFhM9DKbYlgFwWwBNaLWp6d25VIAXIo2kK/+cVJCxVT1tEuftdZTD8+Kqr5XJ5IzQkxtEAA==
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

2026-09-17T11:33:51.583617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032436
observed 893cd661a5aaf6e47c90d32f6927fb6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:51.566174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032436/manifest.json
observed ed0592528a65842f2918c65b801eb2aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:51.550476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032436/publication.md
observed 857b350da9e227bfedfd76407724c20f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:51.534499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032436/publication.txt
observed 47fdb1692d162cfe99fe5388aa08730b...
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.