OpenTechnical

OT-2026-000102519

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three stage ejector, 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-2026-000102519) never changes.

Identity and time

Publication numberOT-2026-000102519 · never reused
Internal UUID01a0aea4-858a-72aa-ac1e-996db3720175 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102519
StatusPUBLIC

Content hashes

Canonical text1927d96d305c00c120979ac1499d6e17e7e757d13252afd6393ea0d9bd0300fb
Markdown6bf686dffea429efdcbeb9090abaaf5183f16b5a7d8727e48444568e386615c8
PDF
Publication pagefb38887e4e86b4f3d6a8e3a604113f20d0d8271e46a7541b6493d2bdf71e4056
Manifest6254f712a68afd0741bf4350d099f2fe9f4a3955d2cef8b15e5d1561e919f252

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
Signaturesf8o1i0YzW/At7+f9mfju+lr3xPfXhdT3JjeL5IU7TR5dTabBkBybXoGG2RJKgVRgdBvPU4Jwo5INKtl2mI6Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:59.337477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102519
observed fb38887e4e86b4f3d6a8e3a604113f20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.318329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102519/manifest.json
observed 6254f712a68afd0741bf4350d099f2fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.300655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102519/publication.md
observed 6bf686dffea429efdcbeb9090abaaf51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:59.278864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102519/publication.txt
observed 1927d96d305c00c120979ac1499d6e17...
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.