OpenTechnical

OT-2026-000010850

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000010850) never changes.

Identity and time

Publication numberOT-2026-000010850 · never reused
Internal UUID01a0ae6c-540d-79c4-b4a2-09f9580390df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010850
StatusPUBLIC

Content hashes

Canonical text0de847a488a7fe70e86bfe7212d83c08d316cfe647613130683a8765b2f55adf
Markdown24fa194bfc120d300d25f610e1d3bd49628fe63f2d6557161314729ecc48e0e8
PDF
Publication page5d1ab533510e2429175311c5603d923fde70469f8b283578139aa76977e17d1a
Manifest545ba7dc845ed187087f5356dafb01aa221925ec8f68316c5e50e10cbad9b131

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
SignatureILP1pKaofvhoXHKWh5WKtjBsfIDANIctNWPuaLe8L12qBqgGguPbCovEmoeo9Mp8SrJAW3X4SJK0RBI5h3a5DQ==
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

2026-09-17T12:13:36.500349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010850
observed 5d1ab533510e2429175311c5603d923f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.479570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010850/manifest.json
observed 545ba7dc845ed187087f5356dafb01aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.457563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010850/publication.md
observed 24fa194bfc120d300d25f610e1d3bd49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:36.438086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010850/publication.txt
observed 0de847a488a7fe70e86bfe7212d83c08...
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.