OpenTechnical

OT-2026-000026606

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum 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-2026-000026606) never changes.

Identity and time

Publication numberOT-2026-000026606 · never reused
Internal UUID01a0ae71-f4a9-7cf0-97c5-d68a07d50fc3 · 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-2026-000026606
StatusPUBLIC

Content hashes

Canonical text6946631816589aca9e3b7265e81b52728fb91ac3662744e85cadc5b7b16158b0
Markdown4dadecfb0b53b1db23ea896aefdfaf5e787611686f531aeb0c71c42b446ba5ec
PDF
Publication pagebca75aef204de9e3bccf8d20d6a4cbd23a31d54ee30e8b24b52707b22c9ca85f
Manifest0c300356a46d5d2b0c8510f79a05fa52fceab916db67d44b503cccebf1865f6b

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
SignaturemAXoehyXhsYbqech2fHBkS3Egrkfi4V4jHVvKIJa0E2oKOf9mEbByHmBF7c6knqgwXCK6/zYon8y/FuVyyHhCw==
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

2026-09-17T11:45:40.697562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026606
observed bca75aef204de9e3bccf8d20d6a4cbd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:40.680020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026606/manifest.json
observed 0c300356a46d5d2b0c8510f79a05fa52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:40.656311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026606/publication.md
observed 4dadecfb0b53b1db23ea896aefdfaf5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:40.631645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026606/publication.txt
observed 6946631816589aca9e3b7265e81b5272...
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.