OpenTechnical

OT-2026-000030155

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, two 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-2026-000030155) never changes.

Identity and time

Publication numberOT-2026-000030155 · never reused
Internal UUID01a0ae73-e500-7d02-b3d8-2b6c20da358a · 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-2026-000030155
StatusPUBLIC

Content hashes

Canonical textf2bd62901c3c1fb0ef98963f2ebd7e3e97253da1d850c0658f77f1880b21dc96
Markdown05beaef7aaf2f25509457a63fdd0ec330b7e16ca3f14f38e5471cb21a40cd68b
PDF
Publication pagee323e13c21c512043c236b97b7e7d53f224a88a529effba024713ee22489eaf4
Manifest8e8c97e02beaae2fb986464e9e4246af41329e0c076fd48fe5e4d6f2e91f1482

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
SignatureRIHDTq/r2zlOSOntLfNuq/Z0meGbBNZCY6A4F0ANz/ClCYSZfFyVEroVfQhMP87058iR2Fuww1YReKoudHtKBw==
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

2026-09-17T11:40:24.157918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155
observed e323e13c21c512043c236b97b7e7d53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:24.131022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155/manifest.json
observed 8e8c97e02beaae2fb986464e9e4246af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:24.109690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155/publication.md
observed 05beaef7aaf2f25509457a63fdd0ec33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:24.078693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155/publication.txt
observed f2bd62901c3c1fb0ef98963f2ebd7e3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:47.103348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155
observed e323e13c21c512043c236b97b7e7d53f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:47.085570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155/manifest.json
observed 8e8c97e02beaae2fb986464e9e4246af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:47.006846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155/publication.md
observed 05beaef7aaf2f25509457a63fdd0ec33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:46.989999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030155/publication.txt
observed f2bd62901c3c1fb0ef98963f2ebd7e3e...
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.