OpenTechnical

OT-2026-000018276

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000018276) never changes.

Identity and time

Publication numberOT-2026-000018276 · never reused
Internal UUID01a0ae6e-b488-7437-89f2-f36929654ac0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018276
StatusPUBLIC

Content hashes

Canonical textd0239b8650c85cdc3061d09831be88fda0b23876334c15969d75cc17050e97ea
Markdown9368252fc4de138cc54d3f9eb001b6964fe7b783e3780a55c1f26613ccf65e00
PDF
Publication page1ed6cc40b061d0494d9316b08aac0585680efe1e05ff287c9d446e8f577da8e1
Manifest8d1557a2bc688ee67204b7a2c223a59df73a088531ecef8dff1a7dcc3e5e9257

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
SignaturelKj9/rjxDgnYUgge891eKyxFtJA63XqjNtkgVwMQZkQcc7FVDyPYKb2T16xyKkLFEsuphLSpV27aEUjLHtyhCg==
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

2026-09-17T12:00:07.806815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018276
observed 1ed6cc40b061d0494d9316b08aac0585...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.772319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018276/manifest.json
observed 8d1557a2bc688ee67204b7a2c223a59d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.746131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018276/publication.md
observed 9368252fc4de138cc54d3f9eb001b696...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:07.726586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018276/publication.txt
observed d0239b8650c85cdc3061d09831be88fd...
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.