OpenTechnical

OT-2026-000023811

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three 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-2026-000023811) never changes.

Identity and time

Publication numberOT-2026-000023811 · never reused
Internal UUID01a0ae70-aed5-700d-a166-4e448e5a36bf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023811
StatusPUBLIC

Content hashes

Canonical texta9ca40d1dae2caff650d867de63bcf903ffcb849af2d7211a00883fc58966331
Markdown34e61462b4829719631563eb953025a3da7ec8065b08fc65f6afc2f03706a0be
PDF
Publication page2b68403f7d49d06a6517d4f0a6f432cbe9eaad7c739c85d25381f4070bc0d6c3
Manifest61ec110aeca3e0d2f369aa50b1e6da8c808d991708e8b39d2fa5bfc9ad266293

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
SignatureyAHSAgsZHKc+cqBgg2od8alt/t1H2VkATnYhQPYtzV27YSzoKpmv+LAWHt21jtJ8kYdaWGoxQZHsSgESZrGoDg==
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

2026-09-17T11:50:17.565278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023811
observed 2b68403f7d49d06a6517d4f0a6f432cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.545911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023811/manifest.json
observed 61ec110aeca3e0d2f369aa50b1e6da8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.521033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023811/publication.md
observed 34e61462b4829719631563eb953025a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:17.493912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023811/publication.txt
observed a9ca40d1dae2caff650d867de63bcf90...
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.