OpenTechnical

OT-2026-000012036

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, pulsed 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-2026-000012036) never changes.

Identity and time

Publication numberOT-2026-000012036 · never reused
Internal UUID01a0ae6d-1943-7b7b-9c8b-bfdd0b0424ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012036
StatusPUBLIC

Content hashes

Canonical text049c15571bb6179abc4d2a9e21aaf25cac25162786ed304de87ce1294649db3b
Markdown28277d9f700feb5c7654c46080155f5fd72de8e5055e02a7d22d7529194bdda8
PDF
Publication page37adb56eaf4e834f46a3a2156702008a2e6408230f827b93c4cdf0d4d34f67e7
Manifeste5c7d371e37c2246e16de797d84f27819685dfed745cd643e9463823b115f7a5

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
SignatureLWQYxsy5ag8c8AqrL6/ctYaCWxLplSIZqQJdhf/3kd30JjV9IJ7J9T2/h17lISPoKIGc64RnNpmCLsaJhu70Cg==
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

2026-09-17T12:12:54.631763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012036
observed 37adb56eaf4e834f46a3a2156702008a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.612632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012036/manifest.json
observed e5c7d371e37c2246e16de797d84f2781...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.594140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012036/publication.md
observed 28277d9f700feb5c7654c46080155f5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:54.575386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012036/publication.txt
observed 049c15571bb6179abc4d2a9e21aaf25c...
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.