OpenTechnical

OT-2026-000095526

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000095526) never changes.

Identity and time

Publication numberOT-2026-000095526 · never reused
Internal UUID01a0ae9f-8f74-7bff-91c6-557290d2a475 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095526
StatusPUBLIC

Content hashes

Canonical text134053e80c9830b4921487634509fc3a1b858041c7d897126fd59518463c727a
Markdown02bc5dcc71eee6d84176e677e2d6378945114aa151e6df2cfdbf7709773f1e6f
PDF
Publication paged6649ca7d027b50e1ba2614e2afcafb2fc8ad8859fca6565ca517b7f7c38c919
Manifest1c0f2a13858ee82b770938e1d10b739515b89193eb19fa4e7a52a06ab3f27639

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
SignatureaYOjNTtHnuesJAB2dLi7DxmrcW5MJFM/vXsu0G82J+ACycqsi2QxHDTugxZavJdnhd4dqM9U6tz2qutoZoRrDQ==
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

2026-09-17T09:36:56.163887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095526
observed d6649ca7d027b50e1ba2614e2afcafb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.149092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095526/manifest.json
observed 1c0f2a13858ee82b770938e1d10b7395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.123531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095526/publication.md
observed 02bc5dcc71eee6d84176e677e2d63789...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:56.097286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095526/publication.txt
observed 134053e80c9830b4921487634509fc3a...
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.