OpenTechnical

OT-2026-000014361

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, 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-2026-000014361) never changes.

Identity and time

Publication numberOT-2026-000014361 · never reused
Internal UUID01a0ae6d-b27a-7691-af8e-5d1cfb8deb41 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014361
StatusPUBLIC

Content hashes

Canonical text12be656c2109d67aa736696224322126b254b0fc35e7557a13a5dc0c879025f0
Markdowna0cebfa415ec9f418b992f31b1bf59f82ec08a71a13dde57857e73446b356415
PDF
Publication page87f2dedec03d66feffc19b02e1fe94cdbc2b37bac91b59636f8e9262d0419837
Manifested12ca56c505fe9c34f10585ec2ba42be5dac64abc096331c32a9871b06507d6

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
SignaturebRXLZdtDcBfYVpoHl9mZOCfUqhtDQzfSgCRtzZSHN5fnLNq2Q1uH0AyjhbUNAQ4AmZZivArHGOf21V99kZxkAg==
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

2026-09-17T12:10:06.276207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361
observed 87f2dedec03d66feffc19b02e1fe94cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.259226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361/manifest.json
observed ed12ca56c505fe9c34f10585ec2ba42b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.240860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361/publication.md
observed a0cebfa415ec9f418b992f31b1bf59f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:06.221487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361/publication.txt
observed 12be656c2109d67aa736696224322126...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.364074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361
observed 87f2dedec03d66feffc19b02e1fe94cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.344928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361/manifest.json
observed ed12ca56c505fe9c34f10585ec2ba42b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.326420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361/publication.md
observed a0cebfa415ec9f418b992f31b1bf59f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:12.307115ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014361/publication.txt
observed 12be656c2109d67aa736696224322126...
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.