OpenTechnical

OT-2026-000098655

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum 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-2026-000098655) never changes.

Identity and time

Publication numberOT-2026-000098655 · never reused
Internal UUID01a0aea2-42ad-7da0-b007-d4097edc5330 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098655
StatusPUBLIC

Content hashes

Canonical textb93a6967f6726630fbb15501ad63bf14988e3819c3e21987e243b778529cd1b2
Markdownb7ba698dafd23d6f1c46f2bbf86eea87bf5e6e61a97f0d617034cbaf604708f1
PDF
Publication page343662b1b1f0b5ade7775c98b809ed9eee4f311464bf332e5407ab708c196774
Manifest51d7fb2a51a5c72ecbeb2cc9a2bc471777f1ecdbec4cdcd81925d4e2757f25ff

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
SignatureeC81YsWx2NVE8x/ENuh2r6n25Q7dbZouqjXJUaO5TEud92R6dX9FPNhUNc0S43/BFBPbG3/RV1g2WsqLKY0ZAA==
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

2026-09-17T09:30:57.062253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098655
observed 343662b1b1f0b5ade7775c98b809ed9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.044625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098655/manifest.json
observed 51d7fb2a51a5c72ecbeb2cc9a2bc4717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.027938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098655/publication.md
observed b7ba698dafd23d6f1c46f2bbf86eea87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:57.009356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098655/publication.txt
observed b93a6967f6726630fbb15501ad63bf14...
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.