OpenTechnical

OT-2026-000101410

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000101410) never changes.

Identity and time

Publication numberOT-2026-000101410 · never reused
Internal UUID01a0aea4-0e13-7e47-beb7-802ef3cf0a94 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101410
StatusPUBLIC

Content hashes

Canonical text171dc75e38c75532ab5a7124fa5f06d2d774dfa056149f5e64427d38311168a6
Markdownc39edd02f8ed8c07e6282d820e8d30f11bd5d0d15ad0b8cb72e0ef44fe782b41
PDF
Publication page84511115cce3adbb7d3ca5c84cbbc8d718a953b7dcc6887b6474ed89c5fb5ae2
Manifest57fc68d46e00d508efa659b27895054fda37bf0b5cef7e2e1b98740cbe459bc3

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
SignatureJPLP94woFXV7+KAb/EWnoXA5Tzxetv9655dzuPin4eVCwDtSW4qbkmOo1YXtCZBAKNa6ElBHZwVyk+EvO8XbAw==
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

2026-09-17T09:25:57.187075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101410
observed 84511115cce3adbb7d3ca5c84cbbc8d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.169821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101410/manifest.json
observed 57fc68d46e00d508efa659b27895054f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.151193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101410/publication.md
observed c39edd02f8ed8c07e6282d820e8d30f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:25:57.134291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101410/publication.txt
observed 171dc75e38c75532ab5a7124fa5f06d2...
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.