OpenTechnical

OT-2026-000096431

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000096431) never changes.

Identity and time

Publication numberOT-2026-000096431 · never reused
Internal UUID01a0aea0-a4a9-72d8-86d6-4a38f7db2248 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096431
StatusPUBLIC

Content hashes

Canonical textb47f1c1acd96371ff32bd105498a6fc4f3207a0ab9ff4c10d7200f54710f8a3b
Markdowncf5e81a82708fa5a0a5e09a649462742cfb3aac6d68fa83a1049ae9f8dba6b3e
PDF
Publication page3239d8e1944442113b1989a4c09e60c5779b700e3b586fe43f0e0829830acd61
Manifestb49c6b49bf3783f1f5c74be05bbef735b82617871c0962ebfed6d0ec4374272e

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
SignatureQS7eZC6IAiydRom/mWmwM/lp6D+pQr4A5tLUPZaqpPfY5BvEozjVLlTepQTx29v50dYbcrwiL1GmasTNJw2ADQ==
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

2026-09-17T09:33:44.032820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096431
observed 3239d8e1944442113b1989a4c09e60c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:44.012113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096431/manifest.json
observed b49c6b49bf3783f1f5c74be05bbef735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:43.993151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096431/publication.md
observed cf5e81a82708fa5a0a5e09a649462742...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:43.973027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096431/publication.txt
observed b47f1c1acd96371ff32bd105498a6fc4...
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.