OpenTechnical

OT-2026-000026382

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, sustained blow-off 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-2026-000026382) never changes.

Identity and time

Publication numberOT-2026-000026382 · never reused
Internal UUID01a0ae71-f4a7-7fa8-b57c-0121af410ed3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026382
StatusPUBLIC

Content hashes

Canonical text104a8aec7305201318fc44a856069057e5f96c9d80d5e71044525cfe352ee9c2
Markdown8ccab8d2969ee9c0a8ac6f011fbfc82c2f4d54b328e8738ccf737beb31a7f406
PDF
Publication page57adf0afbcf9082e42b9a1b4f4ac9aaba356fda38d791fc73dbcd6d2e250f3ef
Manifest682bb1f33ccff38fc42f0e1f145f4dfd02135ee069d61ca30785c352f6746df2

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
SignaturezWUkYtJTS0r6ujEuIUL+m5puqbnVZnHfLUMiB/eQOm4KSPDwOQae/OZyWcOB6vu30ybxhGfpc3ZEZozunSENBQ==
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

2026-09-17T11:44:21.871802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026382
observed 57adf0afbcf9082e42b9a1b4f4ac9aab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.855757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026382/manifest.json
observed 682bb1f33ccff38fc42f0e1f145f4dfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.838628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026382/publication.md
observed 8ccab8d2969ee9c0a8ac6f011fbfc82c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:21.817594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026382/publication.txt
observed 104a8aec7305201318fc44a856069057...
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.