OpenTechnical

OT-2026-000040200

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000040200) never changes.

Identity and time

Publication numberOT-2026-000040200 · never reused
Internal UUID01a0ae79-26ff-7019-b18c-52efde832458 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040200
StatusPUBLIC

Content hashes

Canonical text0270c4b761aa9c6ce47e1ce2e94dbc21001353c667cac9699005fb91b1abafe8
Markdown57f729b1af78ee87f253624adbcb74adc96b82034ecb210b8fd69c508b776685
PDF
Publication pagef0be353cf633be2b9b021c84c502b907bc1b0c1929cec4977ad0334d7715f06b
Manifest78bbf3be8b7b91e4d87ce6ebba2b23f1505be0c69f44543f5839e16827375694

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
SignatureVahj5whou6C/Ka1xGB3rk31sns4J1PnCpLvgd5/j2ggt4QmdO1Y/kB0VMgrNz1Mn1wWQmWtElPDroWWAWX9rCw==
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

2026-09-17T11:19:04.991277ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040200
observed f0be353cf633be2b9b021c84c502b907...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.974722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040200/manifest.json
observed 78bbf3be8b7b91e4d87ce6ebba2b23f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.958336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040200/publication.md
observed 57f729b1af78ee87f253624adbcb74ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:04.942548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040200/publication.txt
observed 0270c4b761aa9c6ce47e1ce2e94dbc21...
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.