OpenTechnical

OT-2026-000094602

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before set-down

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-2026-000094602) never changes.

Identity and time

Publication numberOT-2026-000094602 · never reused
Internal UUID01a0ae9e-f4ea-701b-a2ac-f27eb79a8a6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094602
StatusPUBLIC

Content hashes

Canonical texte4873cbc90483cabe8ee594b246df9dea8b6b71beb80dc66a3ba6e2d491092eb
Markdown913e453099045f4696b9bf40ba261a4cd88f875d52b4e7dc0937773276ef9791
PDF
Publication page5c2bbc227abe44b226df166086555efa1c3f334ad5b9bb03b0e272d0482546c1
Manifest8993840e7ed5a20febcd9c68db4f408d780ff6352e791b1a5e4c4fbdac199a59

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
Signatureh4cU7z4wDtk00jzPjzNffwGzZbu1+gTi77x1EkD7sqEFNpGkrISqVoNpA8OtN9zrdvtZ8pT907VQBB87om5/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:03.930108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094602
observed 5c2bbc227abe44b226df166086555efa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.911554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094602/manifest.json
observed 8993840e7ed5a20febcd9c68db4f408d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.893201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094602/publication.md
observed 913e453099045f4696b9bf40ba261a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:03.873431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094602/publication.txt
observed e4873cbc90483cabe8ee594b246df9de...
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.