OpenTechnical

OT-2026-000050058

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000050058) never changes.

Identity and time

Publication numberOT-2026-000050058 · never reused
Internal UUID01a0ae81-fd78-740f-86ba-546a6cd7a1b6 · 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-2026-000050058
StatusPUBLIC

Content hashes

Canonical textd82dfb1dfa976bd6df1648ea575fa52a5a100ce9239f42abd4e95e0d4cb86de3
Markdown1dcf168feca29e5fd3f1b0e05bc94f3f849e174f2912211ecaae01bf608f2afb
PDF
Publication pagef75b77f6c816b13e1856ccdf27cb4a5a3c0697ab639e27461f253ef6b6b59885
Manifest5dc694b0ff3a104fcea853fb3634bac4d08f2ef1e7c8aa60e82b41bc916ef46c

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
SignatureBq681XgXaO+GB73mJah28ezMB+59nHOHJhkQKcv0GoDLx8x8b5duXG8OEGkTnMwBYFFDncPemuE+0bzVALGwCw==
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

2026-09-17T11:02:02.430432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050058
observed f75b77f6c816b13e1856ccdf27cb4a5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.412836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050058/manifest.json
observed 5dc694b0ff3a104fcea853fb3634bac4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.394092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050058/publication.md
observed 1dcf168feca29e5fd3f1b0e05bc94f3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:02.376539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050058/publication.txt
observed d82dfb1dfa976bd6df1648ea575fa52a...
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.