OpenTechnical

OT-2026-000099211

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000099211) never changes.

Identity and time

Publication numberOT-2026-000099211 · never reused
Internal UUID01a0aea2-8288-7741-94f4-1e1b82e17abc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099211
StatusPUBLIC

Content hashes

Canonical text14509750025dad1bd6a41eac5e3020f5ab1f2f9ff14f6254aef91264340576e0
Markdowna16fc60c48ed517c2f257e58884de22336a5b095ff0984b5a6f824d8d6778dad
PDF
Publication page3621346b644a08cb7e9cec0e1a916d5e8eef94262846b94fb44c6a1644da11c2
Manifest7b1020796ddd48ca708a48c8cfd859fb982198b7e33994bf09fe4dfbc09e41c5

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
SignaturerMx+rcH3w9BXPN5uApNo3tlm5Bi1VeUlEkeurS7nRQewSXcgVqRGkClxWyEpmUDyCQm8s7AChrfuH7O+T/6bDQ==
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

2026-09-17T09:30:36.349438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099211
observed 3621346b644a08cb7e9cec0e1a916d5e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.329811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099211/manifest.json
observed 7b1020796ddd48ca708a48c8cfd859fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.308017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099211/publication.md
observed a16fc60c48ed517c2f257e58884de223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:36.288854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099211/publication.txt
observed 14509750025dad1bd6a41eac5e3020f5...
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.