OpenTechnical

OT-2026-000038317

Publication integrity record

Single cup vacuum gripper, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000038317) never changes.

Identity and time

Publication numberOT-2026-000038317 · never reused
Internal UUID01a0ae78-2d51-7a99-abef-7e49ab5e1b7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038317
StatusPUBLIC

Content hashes

Canonical text239f7e965be14c69f240cdaac455ec6226a8c55244147a774ecd3937494b309f
Markdowna8b16d5afd76730f921ba613456a861873d7e36ccdcc6a7cba69721974985618
PDF
Publication pagef6f89060e10950a5aa4ec619a36c1c06a44186d06206b5a05da505956e74c3d9
Manifest008132050983fafff65fa49b87fa6fde9d10b8e7a8598d23b32e349256104752

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
Signaturei5xKdn8M8Bm8TMQeGs0eEvyVTwTBtL4RGhdTa4AKvrFfo2eb3LUTfdyRJZBYUGy7qWskAd5U8iNJq9Y65D61CQ==
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

2026-09-17T11:22:29.782296ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038317
observed f6f89060e10950a5aa4ec619a36c1c06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:29.764381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038317/manifest.json
observed 008132050983fafff65fa49b87fa6fde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:29.746270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038317/publication.md
observed a8b16d5afd76730f921ba613456a8618...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:29.727851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038317/publication.txt
observed 239f7e965be14c69f240cdaac455ec62...
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.