OpenTechnical

OT-2026-000014960

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000014960) never changes.

Identity and time

Publication numberOT-2026-000014960 · never reused
Internal UUID01a0ae6d-d096-7bce-99eb-00a2c1b1ba7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014960
StatusPUBLIC

Content hashes

Canonical text0b005cca2033457feae1e8de899bbc8e1fa151ace2b7213bb621a268f97c41b1
Markdownde7baae007102473ecea3db44058726da988b7221b934f065e5716dd585f91ec
PDF
Publication pagef55218b94d94bb3f0a86530517d4ac9456b8b93912e82dd1b83725ead8f6f98b
Manifestd9f8b7b07bd8f9f29f6e04a4f8d8397296087db6be9e381f5280f485cf3a084c

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
SignatureocqwAO5X1Gkx0jdWlq9sR7CdLYYZon1G/xDfw/ZOqkou9iOHffKpYxKfPEZVsocuJKFLvV+NOaceWlu7KXB+CA==
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

2026-09-17T12:06:54.803185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014960
observed f55218b94d94bb3f0a86530517d4ac94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.783856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014960/manifest.json
observed d9f8b7b07bd8f9f29f6e04a4f8d83972...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.765224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014960/publication.md
observed de7baae007102473ecea3db44058726d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:54.747542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014960/publication.txt
observed 0b005cca2033457feae1e8de899bbc8e...
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.