OpenTechnical

OT-2026-000038261

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038261) never changes.

Identity and time

Publication numberOT-2026-000038261 · never reused
Internal UUID01a0ae78-2d51-7172-9a81-31e279b1562d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038261
StatusPUBLIC

Content hashes

Canonical text0bb1f02e04955696910a75e9885261480b3ff8d33a58e8f191719b22293eb026
Markdownfb5230db98f3d45f1a370848f2545b9f791d2c21fd4d74d8337edd0a42b3c6a4
PDF
Publication page75ae0ec38d42b8537c2eda38c5a0b734a3bd3e4199ace14f697b38a32b19b6d0
Manifest1e07b6b2b8369a276e9b63a31de4287c9870d700d4145ce299e52ecbbeff006c

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
SignatureviP0UpzPDLFV0rxTSsQ3XbDOCvO/pqi79QJR3vo80qg3rvdjsB3qjmR4nk7ZomhSmTsfxcn1b1M0rnIEuJjhDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:22:25.085847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038261
observed 75ae0ec38d42b8537c2eda38c5a0b734...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.065650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038261/manifest.json
observed 1e07b6b2b8369a276e9b63a31de4287c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.044864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038261/publication.md
observed fb5230db98f3d45f1a370848f2545b9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:25.026343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038261/publication.txt
observed 0bb1f02e04955696910a75e988526148...
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.