OpenTechnical

OT-2026-000038336

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000038336) never changes.

Identity and time

Publication numberOT-2026-000038336 · never reused
Internal UUID01a0ae78-2d52-74c2-a576-a771469c68c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038336
StatusPUBLIC

Content hashes

Canonical texta75b1cb3b9e071c6669a41ec7253c3385eb4eccd9c0e3d0652ef0da3bc6487d2
Markdown49d056f480dac7ab9396a662f6fe1b5c7ea018d364f1d7dec296f474666017b1
PDF
Publication pagea67310da8e3b8a4aebe104fc6aba2b40343fbf406969d56cc5121b00a442a5df
Manifest752460d7398e314876fa854f0418801de2b68a07ec2819a48d2076886d24e754

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
Signature6p93SeseEA19eVql/66U/Sm132+p7EkOEjkFa0iPPKFMrctA9MzAYzhMHlr2T51ko7lmkMu8YEmn5hdJrOrbBQ==
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

2026-09-17T11:22:31.217096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038336
observed a67310da8e3b8a4aebe104fc6aba2b40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.197216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038336/manifest.json
observed 752460d7398e314876fa854f0418801d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.177762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038336/publication.md
observed 49d056f480dac7ab9396a662f6fe1b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:31.157532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038336/publication.txt
observed a75b1cb3b9e071c6669a41ec7253c338...
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.