OpenTechnical

OT-2026-000082009

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, sustained blow-off before 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-2026-000082009) never changes.

Identity and time

Publication numberOT-2026-000082009 · never reused
Internal UUID01a0ae97-4d92-7768-8f95-aedf816d9abe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082009
StatusPUBLIC

Content hashes

Canonical texte0f120d9a6d1fa992d58c4a140f1c27b8fb05a664040f85493790b0556c0cb0a
Markdown2e9e070ab2082d2199a9bf51e043d45ac774721bdfb49ed6de259750543df854
PDF
Publication page6656ca605ae3450068d841fe9e3f31b2cd0fba6352e12110f93eb6ffba49341c
Manifest85c2f89cb0d7c147241c8b07018a967d6bd7d3b5570c0f0966693f4cecfbf8aa

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
Signaturekj1nqPuE3dG36Ux93wlmTVFLiQd/TVOvSvuObsJUF8AMBh/sfPs3reqenw9As87l//l4V2PHsKCFu6wI+44cBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:43.369245ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082009
observed 6656ca605ae3450068d841fe9e3f31b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.351077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082009/manifest.json
observed 85c2f89cb0d7c147241c8b07018a967d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.334470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082009/publication.md
observed 2e9e070ab2082d2199a9bf51e043d45a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:43.315931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082009/publication.txt
observed e0f120d9a6d1fa992d58c4a140f1c27b...
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.