OpenTechnical

OT-2026-000092929

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000092929) never changes.

Identity and time

Publication numberOT-2026-000092929 · never reused
Internal UUID01a0ae9e-090f-76c2-b08e-41e58458c85d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092929
StatusPUBLIC

Content hashes

Canonical text6791c7c4e9076df83d6ff19d81ae3ba4811d7d4091f19dcdcd0d7d41ae01a34d
Markdownc75baef954c9b4ab434d5b3ca6a6cf7622e12b2b0af2305b1760829515432c0d
PDF
Publication page04784e4e936543e00e5fd833ff873a3f84b0f8be64e48f16ae78ddbc8335052e
Manifest535a7a5eb8b70d9780ff08f99bbceb76551fc1082ec41b79b29a5f5f8b65baba

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
SignatureIjyCQo1rlzRf/L6pl0j5+MstZa5tPD2190EE7H4uYerpOgqQkvVLTro0VB4sRkTzsQ/cSYFk+/zwqdIzHAU+Ag==
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

2026-09-17T09:40:02.624800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092929
observed 04784e4e936543e00e5fd833ff873a3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.607044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092929/manifest.json
observed 535a7a5eb8b70d9780ff08f99bbceb76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.586303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092929/publication.md
observed c75baef954c9b4ab434d5b3ca6a6cf76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.565218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092929/publication.txt
observed 6791c7c4e9076df83d6ff19d81ae3ba4...
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.