OpenTechnical

OT-2026-000040992

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000040992) never changes.

Identity and time

Publication numberOT-2026-000040992 · never reused
Internal UUID01a0ae79-6d11-7a90-8b4c-5a2ea14196f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040992
StatusPUBLIC

Content hashes

Canonical text7799e5880a025f295beb1a2cfa642083929581f6ff9f7cf8d8d10f082d4ca919
Markdown6e8cc17f458593619e2f0bd3887b7b2c2b58e711830a5a360390bf1f33328149
PDF
Publication pageda5ab7593f0f6a5a603ce404e20422efac89df3ba0f3a6bc18af33b1274e0ba3
Manifest27f7b9e9bee40eefe72453888f96293df0dfe157bdd2aac9f01afc71e1470a7b

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
Signature2vjoYCcFcnbryIrErD2kbnutTn9bBrMca4MYMcJQfw9PkWHObSZgGlOVASVmer3PUjVVOPZ7CVa4Kz7Jafe9Bw==
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

2026-09-17T11:20:24.139456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992
observed da5ab7593f0f6a5a603ce404e20422ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.120903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992/manifest.json
observed 27f7b9e9bee40eefe72453888f96293d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.102082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992/publication.md
observed 6e8cc17f458593619e2f0bd3887b7b2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:24.084262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992/publication.txt
observed 7799e5880a025f295beb1a2cfa642083...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.747526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992
observed da5ab7593f0f6a5a603ce404e20422ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.731199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992/manifest.json
observed 27f7b9e9bee40eefe72453888f96293d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.712546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992/publication.md
observed 6e8cc17f458593619e2f0bd3887b7b2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:48.695457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040992/publication.txt
observed 7799e5880a025f295beb1a2cfa642083...
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.