OpenTechnical

OT-2026-000041394

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000041394) never changes.

Identity and time

Publication numberOT-2026-000041394 · never reused
Internal UUID01a0ae79-b145-73ba-a8cc-bf7dbb36e732 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041394
StatusPUBLIC

Content hashes

Canonical text7ae3436131f6f65b6d570e6fe8274355ee6161dddfe2a66ce11a337ce4749550
Markdownb97d4648236e459abaa27053b5e8bac310e6bfe62055be23042ed2af112c767d
PDF
Publication page60ae8507130bab50172a9bb26a56990949ea2d95fd2846779ff745ab93263d85
Manifestccec26fcdb6d0cd8df6132dc52f83a90782f0080a50cd9eff0c7b239dfc1495b

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
Signaturej/9GYLeojW7+/KMaJuUkYJg6qTe6YCZnhmAXWnxLiApU5uJk5IeVzKpEAd/1ImAPt/xmcRys1neocDWdLhcgBg==
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

2026-09-17T11:17:24.263389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041394
observed 60ae8507130bab50172a9bb26a569909...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.245549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041394/manifest.json
observed ccec26fcdb6d0cd8df6132dc52f83a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.227963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041394/publication.md
observed b97d4648236e459abaa27053b5e8bac3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:24.211566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041394/publication.txt
observed 7ae3436131f6f65b6d570e6fe8274355...
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.