OpenTechnical

OT-2026-000070114

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, vented 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-2026-000070114) never changes.

Identity and time

Publication numberOT-2026-000070114 · never reused
Internal UUID01a0ae91-1861-7572-a156-ab01623a0bfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070114
StatusPUBLIC

Content hashes

Canonical text719b2ca0da7ec5ed185663239a83d065762a3c31779f57b73f639000676f515d
Markdown790d29fc29ba3259c3ae1e4a7726ba73c57323ad509f4eda5965873a774d52a4
PDF
Publication page35df2f5a3878423ab870290c36d20043c4e912389f7b9ae5c981dcafe954bef4
Manifest3918f6a5269700bb7d03e488b6d5787ad7adb586b5315b5dcf32231b91bc980b

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
SignaturebOu+Qw2084ye4/vg6RsXnCFg0/YkcjJfzvNFO+lHcWgLK8+/Y50wv3xw4sW3d8RrFIA/w0BDbOD6eGTqZFO/BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:27:05.262827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070114
observed 35df2f5a3878423ab870290c36d20043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.245095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070114/manifest.json
observed 3918f6a5269700bb7d03e488b6d5787a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.225738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070114/publication.md
observed 790d29fc29ba3259c3ae1e4a7726ba73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:05.208655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070114/publication.txt
observed 719b2ca0da7ec5ed185663239a83d065...
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.