OpenTechnical

OT-2026-000042700

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000042700) never changes.

Identity and time

Publication numberOT-2026-000042700 · never reused
Internal UUID01a0ae7a-c0cf-7501-8333-883e934d209c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042700
StatusPUBLIC

Content hashes

Canonical text3597cd025bb7d369f5d473a5e7e9cb3f02a1e1599c250fd1e22589a3cf526cdc
Markdowncc0ca89a00f42be0b1cb8e38687d6f68d2a85b17b853998b5a19329b3b544f17
PDF
Publication pagedaa1a5ce6e29a7a1cb009fd1145e98aec9eee8201332b779a3b7e148a129c8d1
Manifest4332b28f50b618e94194d71b2df8b642911edab2a025f99542be001929dee283

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
SignatureBUmThSGfU3RwHxf3kOHIDIWIajhu6t7Ny+s+/IVC8iaOyeaQicrwOJd2hvXWKbamPOSsXTaSBOq7bAR5PRTpAQ==
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

2026-09-17T11:15:03.539515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042700
observed daa1a5ce6e29a7a1cb009fd1145e98ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.522128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042700/manifest.json
observed 4332b28f50b618e94194d71b2df8b642...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.503484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042700/publication.md
observed cc0ca89a00f42be0b1cb8e38687d6f68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:03.482330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042700/publication.txt
observed 3597cd025bb7d369f5d473a5e7e9cb3f...
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.