OpenTechnical

OT-2026-000010634

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000010634) never changes.

Identity and time

Publication numberOT-2026-000010634 · never reused
Internal UUID01a0ae6c-0ee8-729e-be5e-722107d1874c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010634
StatusPUBLIC

Content hashes

Canonical text422d5880bcc264308d560c2a4a89161f868ff4cf4d29c4477989b1e1ae3fa1e0
Markdownfec4c28fffebdab2c5f98d9d192e6d0031830d4a691387a7be04d8b897e151ea
PDF
Publication page28ec16a88ec93e830c6aa860eac8b270eeb71a8b232f214e38a20b576bd89cd3
Manifest492fd0875ea9b2c364dac8417f90b86e35e34c933450cf9d813c150c5e50a31d

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
Signaturey7axMRpnmctgdDWrzQSUmauKwiZiNwJZjhufgYrDSrFbFZ2BE1tK+EsX0UlFu/zMQvBI76q9dFvJfY7ccqd7Aw==
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

2026-09-17T12:14:18.817262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010634
observed 28ec16a88ec93e830c6aa860eac8b270...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.796069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010634/manifest.json
observed 492fd0875ea9b2c364dac8417f90b86e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.776783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010634/publication.md
observed fec4c28fffebdab2c5f98d9d192e6d00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:18.747361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010634/publication.txt
observed 422d5880bcc264308d560c2a4a89161f...
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.