OpenTechnical

OT-2026-000043425

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, sustained blow-off after 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-2026-000043425) never changes.

Identity and time

Publication numberOT-2026-000043425 · never reused
Internal UUID01a0ae7b-327f-76ae-979b-4fc7b44227dc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043425
StatusPUBLIC

Content hashes

Canonical texte17680d4820e64b3bea7601708ea3a5ffa9ca92d2154c184d91b9ef621826092
Markdown0268856b920a88bd4e01448f708786a84f34eb932071ba58740f46acbe70187a
PDF
Publication paged1c810864e85c5f53145afc6cd248fd1a2bac4644c33504e23a588f9df0944a7
Manifest7d8373762a47e3b95a425b53355b7df2c95cd6ebffa2ce682a2b752603cfe57c

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
SignatureQQ5o2nzF8IMA9dEcHH0yUFg+7VM0ZusZuzBmlDY+p7C5c2ZBO5efZWhDUd/xw4DCybIeMz+A4mOOk7ZIIQdzCw==
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

2026-09-17T11:13:58.134684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043425
observed d1c810864e85c5f53145afc6cd248fd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:58.116392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043425/manifest.json
observed 7d8373762a47e3b95a425b53355b7df2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:58.096467ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043425/publication.md
observed 0268856b920a88bd4e01448f708786a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:58.076002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043425/publication.txt
observed e17680d4820e64b3bea7601708ea3a5f...
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.