OpenTechnical

OT-2026-000027192

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, 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-2026-000027192) never changes.

Identity and time

Publication numberOT-2026-000027192 · never reused
Internal UUID01a0ae72-3454-7d2f-a79b-360b78b77f89 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027192
StatusPUBLIC

Content hashes

Canonical text1ada9761ba569e382a5c99a1cfaa2571367e1f9518a8b53d03e2e755acb5ff1e
Markdown6b3eef4f7975cbfc313385ff3f0437f8e53921c9e50348ef74aa0afeb3eb2cf7
PDF
Publication page6f05d2338be712caa4c7ef27a3f8da077c27f9abeb09795450263fc40339878b
Manifesta0d69652ce0df6ea8248a52ef46f5f7337f7bebc97842543b2052eb33b711e5c

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
SignaturefeTSK3LAawASMPukxWs1KA92DRssu6BtB/prGMgC/oLammBsYJXxiUGK/gENB5Dyt8sDeb2xbdxMZh8oDYV5AQ==
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

2026-09-17T11:44:04.852064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027192
observed 6f05d2338be712caa4c7ef27a3f8da07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:04.834806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027192/manifest.json
observed a0d69652ce0df6ea8248a52ef46f5f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:04.817437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027192/publication.md
observed 6b3eef4f7975cbfc313385ff3f0437f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:04.801331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027192/publication.txt
observed 1ada9761ba569e382a5c99a1cfaa2571...
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.