OpenTechnical

OT-2026-000076994

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000076994) never changes.

Identity and time

Publication numberOT-2026-000076994 · never reused
Internal UUID01a0ae94-b071-782f-9a01-30827174a2d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076994
StatusPUBLIC

Content hashes

Canonical texte19b40692415ca095413e240ac4ec8ffae5e2ca3c5992117fba19c9fe97d1355
Markdown6a1e2756054a657173a8e30789d2d6b3698b364c9585fc2e344eedc3dfb31a7e
PDF
Publication paged028a15cdc9319c59cd99558c76995840e572bdd950df010703e6087e0c77e43
Manifest8ed95815c77038a8b57e4861495771130d30a3bda9e524b1cc12e57b3ce3e060

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
Signature971Komyy2UAd1+/PuGJx2mSfyXo1UE/Nqaiy6wV/7/QR2+5H6fDbBBoR+5f3s1z5zDtGnyXwYMuravSegWePCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:10:18.966126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076994
observed d028a15cdc9319c59cd99558c7699584...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:18.944573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076994/manifest.json
observed 8ed95815c77038a8b57e486149577113...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:18.800540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076994/publication.md
observed 6a1e2756054a657173a8e30789d2d6b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:10:18.780908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076994/publication.txt
observed e19b40692415ca095413e240ac4ec8ff...
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.