OpenTechnical

OT-2026-000027100

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three 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-2026-000027100) never changes.

Identity and time

Publication numberOT-2026-000027100 · never reused
Internal UUID01a0ae72-3453-7fec-8f04-737fc410d7ff · 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-2026-000027100
StatusPUBLIC

Content hashes

Canonical textd8f6b4e19d6b243e183583f0740dc7f56477b78a225abef8626c4e68850d5d7d
Markdown645d042b7b66e1ce6cf7da5f6c6defe4219d77bc54954c7e6e19ab3d18f7065a
PDF
Publication page4472892c3542a06d617631df9c43fd20ef1e8f24d39628b8b21bdc3ac976d6d6
Manifest08b8440bb5b4e21fd50ed61c3ae88f2cae8dcf2ab4b1df37b245d32e631ec0dc

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
SignatureWxMq9XCxg43fNwL87Kd3x0wZ6Dc0afeM9GkixQxDRo0ZycUzN2lVbGwFAalfdBw/DAeU6zvQGp5Dvfc3IZT/Cw==
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

2026-09-17T11:43:52.163487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027100
observed 4472892c3542a06d617631df9c43fd20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.148172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027100/manifest.json
observed 08b8440bb5b4e21fd50ed61c3ae88f2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.128869ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027100/publication.md
observed 645d042b7b66e1ce6cf7da5f6c6defe4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:52.110046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027100/publication.txt
observed d8f6b4e19d6b243e183583f0740dc7f5...
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.