OpenTechnical

OT-2026-000041956

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000041956) never changes.

Identity and time

Publication numberOT-2026-000041956 · never reused
Internal UUID01a0ae79-e8a7-718c-8226-07534a3c8f62 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041956
StatusPUBLIC

Content hashes

Canonical textb85953b01802aa7e5ad12a9c1f231edc66005d4bb4a0b566dad3cc2c2d0aa9c5
Markdown5dcce0112b8522b42670c718b334868e1ec6947a5ba1cfec82ff8f642c8ad0e5
PDF
Publication pagea19ec8268118965a27844b566c28273ec7e42c868b4af47a04101e55019b0b32
Manifest185789875682f07385bdefc276333ceff0896b9603c7aafa9c017c8c7b8b24a0

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
SignatureKpBKh1FoCFCmZMc5blJHJllXlefK8+aVYq0jXbjwyOWAbFIOss8Q7nPDby2Q+F8v90Dlq5FHcHkHrhSz41QICg==
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

2026-09-17T11:16:50.847313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041956
observed a19ec8268118965a27844b566c28273e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:50.830765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041956/manifest.json
observed 185789875682f07385bdefc276333cef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:50.813254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041956/publication.md
observed 5dcce0112b8522b42670c718b334868e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:50.795386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041956/publication.txt
observed b85953b01802aa7e5ad12a9c1f231edc...
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.