OpenTechnical

OT-2026-000010645

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, vented 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-2026-000010645) never changes.

Identity and time

Publication numberOT-2026-000010645 · never reused
Internal UUID01a0ae6c-0ee8-7802-8cf3-061ab84d52a0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010645
StatusPUBLIC

Content hashes

Canonical texte45989bab202424ecd05dca3fe21e386c691d541b951d6d5bc0d5a41aaa22b40
Markdowncf308fe3c51ab1ddacf80f4ad6b7700046183b0f8747e7948fd8f39a3b6b4cab
PDF
Publication pagec695510753727959c6e00bc30fa26bdfa87abc81cc71faa2e82077f612cb8af0
Manifestffc322fea1b0255ed1f7f11c740ba4b18c62acac03787eb2f58ce2c7a87f1904

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
SignatureORQZGmLNT6gLs8kzHKnUQW2Taa0aG8tAuiWHbq/fKgnq3aJX7S8pfKJkSVFLQU/yV4LX6BXeN2MI9JKGEyRzCA==
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

2026-09-17T12:14:50.672958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010645
observed c695510753727959c6e00bc30fa26bdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.652865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010645/manifest.json
observed ffc322fea1b0255ed1f7f11c740ba4b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.635308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010645/publication.md
observed cf308fe3c51ab1ddacf80f4ad6b77000...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:50.617576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010645/publication.txt
observed e45989bab202424ecd05dca3fe21e386...
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.