OpenTechnical

OT-2026-000075113

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000075113) never changes.

Identity and time

Publication numberOT-2026-000075113 · never reused
Internal UUID01a0ae93-f1ff-7923-8a07-9afbe01838eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:26.476108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075113
StatusPUBLIC

Content hashes

Canonical text669276e028d5d77d2c0f28e2d8c086edfd401822660e9c2887c53e956c413963
Markdown4be423a7cfcdb128f6d937787ea7527862fac0b8194b70a12a61c59cc0c0b113
PDF
Publication page9865eaa589901782459c62177bbe238e7df69bc70aa233f2d010e6679eb7a11b
Manifest5604ad487ca15edac4e3e768982518deb1bc6cb924a9253b00a176e43b4b2cef

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
SignaturezA1gXV/fhyHcBR8bU8cbPDYzh/qePVRn269fX3fNFPMBRKDsOjnK3nA3KKWXdlrlaYZMxaGCgYWrzI9/87MwBA==
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

2026-09-17T10:20:18.457764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113
observed 9865eaa589901782459c62177bbe238e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.436116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113/manifest.json
observed 5604ad487ca15edac4e3e768982518de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.415011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113/publication.md
observed 4be423a7cfcdb128f6d937787ea75278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:20:18.396541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113/publication.txt
observed 669276e028d5d77d2c0f28e2d8c086ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.973626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113
observed 9865eaa589901782459c62177bbe238e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.953662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113/manifest.json
observed 5604ad487ca15edac4e3e768982518de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.809950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113/publication.md
observed 4be423a7cfcdb128f6d937787ea75278...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:16:17.791537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075113/publication.txt
observed 669276e028d5d77d2c0f28e2d8c086ed...
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.