OpenTechnical

OT-2026-000049912

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two 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-2026-000049912) never changes.

Identity and time

Publication numberOT-2026-000049912 · never reused
Internal UUID01a0ae81-fd76-7958-bcd0-8daf44f8e316 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049912
StatusPUBLIC

Content hashes

Canonical textf3da68d5321e833a33acaf8ba6e1893a2638ec1c50a8507999c48e95e5f3fef4
Markdown24c686662456de9b67afc873c66a8240f16cdbd4a6ad06dbffe34359cb3c9356
PDF
Publication pagec661590be8fa508ce732926465a6c1c3c3f42f0b9ca9e592ffbb328c6224c8b6
Manifest9c7c9b1e21cbae23edb4e60fee04445d6c954b71d69683ed41eb4d2bc8e84103

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
Signatures1ZevQVC2Q7hTEGBBH4+AQCZJlmK8+UiPcuxvsgn32HNuVsLGL0MNvVeJ1qUIvCO3IO3s/KRyg2cPK3ePiwPDw==
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

2026-09-17T11:01:50.194200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049912
observed c661590be8fa508ce732926465a6c1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:50.173797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049912/manifest.json
observed 9c7c9b1e21cbae23edb4e60fee04445d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:50.152646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049912/publication.md
observed 24c686662456de9b67afc873c66a8240...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:50.132442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049912/publication.txt
observed f3da68d5321e833a33acaf8ba6e1893a...
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.