OpenTechnical

OT-2026-000098797

Publication integrity record

Two cup vacuum gripper, two zone face, two 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-2026-000098797) never changes.

Identity and time

Publication numberOT-2026-000098797 · never reused
Internal UUID01a0aea2-42af-7ff2-8710-21eae32254ef · 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-2026-000098797
StatusPUBLIC

Content hashes

Canonical text2642e0a52d5e1dac63150c8b4c906765f02073ef82aad223a2fb2bc69948f862
Markdown4541c45a9b2bd5eda233b71e5b0aa2c4c28deeb0965b3a2ebdc451638fd3ad47
PDF
Publication pagebb02785abe700f092ea03885e1ede8115520a6130f8081a882d67ee4b24183a3
Manifestd930edbec0d9fbeb4704da8d173d2a3b852dfda8182367fb5703bdbc13bb767e

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
SignaturerY8ADA6UXwJRjqTGt6qXlP2X+BGCApqFd1DlEruC+UAabj7pnlQKEXytQ7LRpMXzSt3+AU/VGJsLZ7pSu/fnAg==
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

2026-09-17T09:31:07.538126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098797
observed bb02785abe700f092ea03885e1ede811...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.521554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098797/manifest.json
observed d930edbec0d9fbeb4704da8d173d2a3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.504438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098797/publication.md
observed 4541c45a9b2bd5eda233b71e5b0aa2c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:07.487389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098797/publication.txt
observed 2642e0a52d5e1dac63150c8b4c906765...
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.