OpenTechnical

OT-2026-000030183

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three 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-2026-000030183) never changes.

Identity and time

Publication numberOT-2026-000030183 · never reused
Internal UUID01a0ae73-e500-756d-8ac9-d98e0d57b2e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030183
StatusPUBLIC

Content hashes

Canonical text7c0178aa531a7c1c7223af070753e1757318245551b66b653887aebbe26245a2
Markdowna0f56ed3a4eff7e67e9f9b20ef1022f2e12bad9781d82fd902a89d1f4ad8aef0
PDF
Publication page37b7f680bc0780fea1852c6983f7c4a25c1a004e60bc6078d0edc501b033ad90
Manifest6786c5af013f15e7be5c9db76e56be0ed9657a3c0a27a9c847129a83d3ba267d

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
SignatureSicjvGTTNkhq2w7Q/PuGTmt5MxhIjcGzsvH6fp5ElGwaKqBRTgMbCVYzrwQa/JPm6kb/L23Gn4IcekradRx2DA==
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

2026-09-17T11:40:32.821053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183
observed 37b7f680bc0780fea1852c6983f7c4a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.802613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183/manifest.json
observed 6786c5af013f15e7be5c9db76e56be0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.782334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183/publication.md
observed a0f56ed3a4eff7e67e9f9b20ef1022f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:32.762678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183/publication.txt
observed 7c0178aa531a7c1c7223af070753e175...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.208546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183
observed 37b7f680bc0780fea1852c6983f7c4a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.191284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183/manifest.json
observed 6786c5af013f15e7be5c9db76e56be0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.175523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183/publication.md
observed a0f56ed3a4eff7e67e9f9b20ef1022f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:49.157954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030183/publication.txt
observed 7c0178aa531a7c1c7223af070753e175...
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.