OpenTechnical

OT-2026-000011884

Publication integrity record

Single bellows cup vacuum gripper, common isolation valve, two stage ejector, pulsed 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-2026-000011884) never changes.

Identity and time

Publication numberOT-2026-000011884 · never reused
Internal UUID01a0ae6d-1942-7b1c-afb3-79ef1610df4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011884
StatusPUBLIC

Content hashes

Canonical texte925ae48ede30a1d339a41b99ac95b483be874c02296f7aac1b25cd7252eca23
Markdownbb8dc78027f11acdba845c5171ea5705fb0a41fc8683a7c7aa572a852c03e8cf
PDF
Publication pageb6d97947e8205a659a534fab8bb5c383f469a152540fb9a453a3a1293f954fbe
Manifestfa288000a3c43e8a64aa04209890160266f199572aad74a8af27fa8b4b3176d7

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
Signaturebl9rRN7Vp3DL7/sE4iJoKkiZHGskpyqcoVuR48qfhHzn4yodiWiOpN7ONQE0UVFnTSIiwjE+s7QNKDizvhVCDA==
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

2026-09-17T12:12:38.208177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011884
observed b6d97947e8205a659a534fab8bb5c383...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:38.188484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011884/manifest.json
observed fa288000a3c43e8a64aa042098901602...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:38.167679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011884/publication.md
observed bb8dc78027f11acdba845c5171ea5705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:38.147447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011884/publication.txt
observed e925ae48ede30a1d339a41b99ac95b48...
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.