OpenTechnical

OT-2026-000023539

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000023539) never changes.

Identity and time

Publication numberOT-2026-000023539 · never reused
Internal UUID01a0ae70-7269-7836-a0ca-a37136365b74 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023539
StatusPUBLIC

Content hashes

Canonical textbf595ed484b3d07a29aa268e209c0d96df17cb540e06b5030581d1c4b8031820
Markdownc0fbe80b26785bf8599d0bc26d4eb3b636e5b97d281760e7f12d5047632a5140
PDF
Publication pageae59ab49214f4b2be4e7ed5a6628ee96cd0541f97c68aaab2aef98571a3d7733
Manifest2d332db9543b35dfc1ff5ef94a115a5ad0f7dfa04e595c742d697c82e81918b6

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
SignaturepbYxkrfOBWT/XPoY/lVKkH8WgjSO+cYOI+chlM9zRpYo2xG+oWmXfENsSsfyhPgh/gM+5dGvDD8DlqifuThoCw==
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

2026-09-17T11:51:52.881197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023539
observed ae59ab49214f4b2be4e7ed5a6628ee96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:52.863183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023539/manifest.json
observed 2d332db9543b35dfc1ff5ef94a115a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:52.843439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023539/publication.md
observed c0fbe80b26785bf8599d0bc26d4eb3b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:52.820897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023539/publication.txt
observed bf595ed484b3d07a29aa268e209c0d96...
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.