OpenTechnical

OT-2026-000049092

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000049092) never changes.

Identity and time

Publication numberOT-2026-000049092 · never reused
Internal UUID01a0ae81-134d-79b5-8d05-d561117280e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049092
StatusPUBLIC

Content hashes

Canonical texta560ab1d68e862233f4267efea7199eb82986b43375371556976cabd2302badf
Markdown84d727f1b175c39f585b1055f8f82219feecd32ff4328079f6a604a5589ddbbb
PDF
Publication page847d75006383f16877126d1bdac9caf97f7021f5e738d88a984cdbf4565d3e31
Manifest7592e48f87273c83ce8ebb2d3bb0a9b042e2d8a9daf18ecff72c70aa0e615937

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
SignatureFW66snuxLyn/I9ZharjRg4Rr67FxM2VNCBeuRNvgbqZ1yGLlTSYyPtRkbCxtZlFJiIPyg6Lp2CM1/7ePYksVCw==
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

2026-09-17T11:03:20.403873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049092
observed 847d75006383f16877126d1bdac9caf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.383531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049092/manifest.json
observed 7592e48f87273c83ce8ebb2d3bb0a9b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.363699ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049092/publication.md
observed 84d727f1b175c39f585b1055f8f82219...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:20.341650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049092/publication.txt
observed a560ab1d68e862233f4267efea7199eb...
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.