OpenTechnical

OT-2026-000069176

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000069176) never changes.

Identity and time

Publication numberOT-2026-000069176 · never reused
Internal UUID01a0ae90-6dcf-76e2-86c3-d1a28552d84c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069176
StatusPUBLIC

Content hashes

Canonical text17112568933b0ac672fd8c5a9b22a73a8b1f9cb87fb2f580025b516065698e70
Markdown7402621193160239c7d7da69ccf5b8080b59ac70978b2c5b3210945501831e01
PDF
Publication page26d73b0d548a00c069c6944d04e9c45d66dd15283e5fec2b2cee042c9f3e1679
Manifestf178b28070d37d9cff1e0a00dfba52338dd00ad4f461855a022d6ee3620077ff

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
Signature4zoWdJRYnfVLbcbvNzHY0mft2f9xpSa7MIXJGNrgu5tZcKOkdxF4Ubt9fp/QiE868NN+wz2OX2iwlU4u/uBTDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:04.074792ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069176
observed 26d73b0d548a00c069c6944d04e9c45d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:04.057462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069176/manifest.json
observed f178b28070d37d9cff1e0a00dfba5233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:04.040192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069176/publication.md
observed 7402621193160239c7d7da69ccf5b808...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:04.023018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069176/publication.txt
observed 17112568933b0ac672fd8c5a9b22a73a...
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.