OpenTechnical

OT-2026-000051004

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000051004) never changes.

Identity and time

Publication numberOT-2026-000051004 · never reused
Internal UUID01a0ae82-c7b4-7044-8274-961e3335976c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051004
StatusPUBLIC

Content hashes

Canonical text4db4c4b58c8511f6282c786e79a3b18274fc53626eb108e5031d3c5d3a5d78cf
Markdown45ed3cf8cf9247015c148ca3445fcf15817d78da26aab07f65ba8f39072e5a5f
PDF
Publication pageb4ffb510e011a9e55d1df2c3056b280d62554bd0a9f8dee5603cac64097b32e7
Manifest2c1563e862935c610e3fc95d98dc6b2d52865681de9c64932176460c0f8f5ebb

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
SignaturepqbW4HJ/fIPVdpc9CIyx2pflSaUuqH5PcSZncXjl2jrt9NezyFf1QnsEXTTDGjzQ6MIfLkJ7IePRJBGUX1ykCw==
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

2026-09-17T11:00:54.236408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004
observed b4ffb510e011a9e55d1df2c3056b280d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.218432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004/manifest.json
observed 2c1563e862935c610e3fc95d98dc6b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.199973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004/publication.md
observed 45ed3cf8cf9247015c148ca3445fcf15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.181780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004/publication.txt
observed 4db4c4b58c8511f6282c786e79a3b182...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.177390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004
observed b4ffb510e011a9e55d1df2c3056b280d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.160061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004/manifest.json
observed 2c1563e862935c610e3fc95d98dc6b2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.141679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004/publication.md
observed 45ed3cf8cf9247015c148ca3445fcf15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:54.123340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051004/publication.txt
observed 4db4c4b58c8511f6282c786e79a3b182...
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.