OpenTechnical

OT-2026-000101844

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pulsed 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-2026-000101844) never changes.

Identity and time

Publication numberOT-2026-000101844 · never reused
Internal UUID01a0aea4-42d5-72e4-8f78-1040e680e8b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:15.740879Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101844
StatusPUBLIC

Content hashes

Canonical textacd0623a544b9df3cb87aabeb76e68de58249123f5dc4553afffafc564e511d6
Markdown029c5af5b4da559fd1c471ded1ff5b1f9628b7027285bc7e6ce8bbe41e7ca42b
PDF
Publication page6b26f0187e9d9ae012de9a07e4810f562c721e0c9d4e193f3f0e5a67b5b20d4e
Manifestd1803fb7e5c1734b53704bbac0c489b98187bbc74d49e3214a1e40c7850d7c6c

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
SignatureIUV77hbdG+VUrDdCj/vByW3rkLVIDOznLGdVtzcNVR4Uz6yZlSx2/RH522qCJjXvXiCA5/PQwDDnwaMFo5mUAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:25:33.366419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101844
observed 6b26f0187e9d9ae012de9a07e4810f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.347884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101844/manifest.json
observed d1803fb7e5c1734b53704bbac0c489b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.330270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101844/publication.md
observed 029c5af5b4da559fd1c471ded1ff5b1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:33.312164ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101844/publication.txt
observed acd0623a544b9df3cb87aabeb76e68de...
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.