OpenTechnical

OT-2026-000050192

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000050192) never changes.

Identity and time

Publication numberOT-2026-000050192 · never reused
Internal UUID01a0ae82-5c45-739f-9515-14b589173e07 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050192
StatusPUBLIC

Content hashes

Canonical text3afc262540d1ead1e3766f49084dbd860b6e055f0e2ba3b79c13073ea416a399
Markdown21216bdda19830fbd76fe2479a24e4cf18f2397c339cc65090b4fb45d2ef9473
PDF
Publication pagea99295da76ff25f04688eb3ee5e0408a50bd52442fe42b003c1d1215a548eec0
Manifest6a000eae8b5c4e6ece05ed92ec56a3e2429f5f977a9ed2c038cf3d6284a2968b

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
Signatureipyi36WAIYF6lT6Z0LDHAZRctNPI8pifceEWHMXbi10V5z74R0tP7XdjBuSIyvkHPu5AgbDKvGYLRDu+Dj/mBA==
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

2026-09-17T11:01:10.689436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050192
observed a99295da76ff25f04688eb3ee5e0408a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.671855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050192/manifest.json
observed 6a000eae8b5c4e6ece05ed92ec56a3e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.654132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050192/publication.md
observed 21216bdda19830fbd76fe2479a24e4cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:10.635917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050192/publication.txt
observed 3afc262540d1ead1e3766f49084dbd86...
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.