OpenTechnical

OT-2026-000100675

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000100675) never changes.

Identity and time

Publication numberOT-2026-000100675 · never reused
Internal UUID01a0aea3-66f3-7596-8f6f-e6be53832dd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100675
StatusPUBLIC

Content hashes

Canonical textc7e8b4d63b725a6b2727b47bd84d40914e7d3c9fdab32968232d5adcc11e3c36
Markdown095a1bf8b9443a3901fa302a2209fe2e9a4e4bf91dfca173fa08a0663be45778
PDF
Publication pageb50d7920f1df6a0970b570081b62a193bef95bd59463000c312f3b946ffca85b
Manifest356964fdc7bb64d8e6879ba2dd42b76207e764fcfa3ea89aa65677d7dd1eaccd

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
SignaturepJNRBt40rzQR9NlW0cU5vzHKPq6WSRGgkGjOopK/yXfP7bS+x7qaebDAQcTdZfZpgiN16FfJHsJopLy1v0/mCg==
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

2026-09-17T09:27:29.342510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100675
observed b50d7920f1df6a0970b570081b62a193...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.325957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100675/manifest.json
observed 356964fdc7bb64d8e6879ba2dd42b762...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.308202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100675/publication.md
observed 095a1bf8b9443a3901fa302a2209fe2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:29.289949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100675/publication.txt
observed c7e8b4d63b725a6b2727b47bd84d4091...
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.