OpenTechnical

OT-2026-000053711

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, pulsed 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-2026-000053711) never changes.

Identity and time

Publication numberOT-2026-000053711 · never reused
Internal UUID01a0ae85-735c-7077-b929-f38eea238e7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053711
StatusPUBLIC

Content hashes

Canonical text802757149da63c0792c408d5f059268224d489cbb881b18140a78d98082771a4
Markdowna836550f2fa39a5ce88da9eb47810f645f87c2cba6625a14f6c0c4d82e2cde35
PDF
Publication pagef98984ac96b80d22f242dfa1170bb0843500e09a3a588d07d904e8631386630a
Manifesta01d7b6a02528b23785ddd3deb5e591e5482bb539717f7eeb9b541567a10e64f

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
Signature3OjeRkHWJbMqIw9RQ/T3HaptShJE8DExUzdwRJXqrs5bJMl4vi/cDsJj/Y08c2aT+ChQOSN8sfYLmaERCDoXCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:07.498053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053711
observed f98984ac96b80d22f242dfa1170bb084...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:07.475499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053711/manifest.json
observed a01d7b6a02528b23785ddd3deb5e591e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:07.345298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053711/publication.md
observed a836550f2fa39a5ce88da9eb47810f64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:07.328016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053711/publication.txt
observed 802757149da63c0792c408d5f0592682...
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.