OpenTechnical

OT-2026-000027718

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000027718) never changes.

Identity and time

Publication numberOT-2026-000027718 · never reused
Internal UUID01a0ae72-699a-7353-9198-e0b749ad7e08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:48.928538Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027718
StatusPUBLIC

Content hashes

Canonical texta782c601605fcba736da3c5ab3318833b108068537c68a37b527ea0e40af996d
Markdown4b44398c0ef443484410fccbdc4991247d6363ff0c34fbce3fc130e6ef8ce306
PDF
Publication page19fbe1a6356e69d8ad767885e3a132feb07f9e7fd8c828be879e56c59d07e38a
Manifest25e9fbf9ea7f0ee23faa3e20b7d04c59fbc85efc51db8e6b1f7954435610695d

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
SignaturerNYD5VvujUpGGZ4evatlTSJqwWwlX/wLuxogfAHi3YAaNdg9QJqg7dfO32LQQPxE6OIk4Ck/5+S2NFIgYSxNCQ==
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

2026-09-17T11:43:16.394672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027718
observed 19fbe1a6356e69d8ad767885e3a132fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.378651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027718/manifest.json
observed 25e9fbf9ea7f0ee23faa3e20b7d04c59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.360092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027718/publication.md
observed 4b44398c0ef443484410fccbdc499124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:16.342909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027718/publication.txt
observed a782c601605fcba736da3c5ab3318833...
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.