OpenTechnical

OT-2026-000058469

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000058469) never changes.

Identity and time

Publication numberOT-2026-000058469 · never reused
Internal UUID01a0ae88-f39b-7143-8314-f2ab5ee5407c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058469
StatusPUBLIC

Content hashes

Canonical textfe3d618348a358c4ea38428b9d67b831351c50ad73f6fcb924e98b7f62d32778
Markdown438fe8fe02678dd094060ce1da5f3bde6df1bd4837ad1d6c3ea3a836dfe85c63
PDF
Publication page5585e7aaf10de612de9a2138e5b2606db13ce737abcf6ccff8c774b30f32ca8a
Manifest4e58f7c94f5124d5631fb23a571f95d071b064309baf723ed870a3f6a38d5008

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
Signature6Ch5aTZwXZ2WuQxolQLyGzajggloYFJRbAOaO4dRAoiHRb9Q0ErgrIxkzSpYHiiBdVrV2/9GVKVQR9Plxx6XCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:46:55.263057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058469
observed 5585e7aaf10de612de9a2138e5b2606d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.246577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058469/manifest.json
observed 4e58f7c94f5124d5631fb23a571f95d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.227810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058469/publication.md
observed 438fe8fe02678dd094060ce1da5f3bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:55.182448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058469/publication.txt
observed fe3d618348a358c4ea38428b9d67b831...
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.