OpenTechnical

OT-2026-000068234

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000068234) never changes.

Identity and time

Publication numberOT-2026-000068234 · never reused
Internal UUID01a0ae90-247f-72de-a7a5-4874003fe12e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068234
StatusPUBLIC

Content hashes

Canonical text105ffdbdeefcc2384fae828ec9c74b9778822a0ddea87837256a62d1dbb94086
Markdown4ac1d0c8959bfbb439ae80c41986d0f5d85b744d448d0801622e79f851fecb49
PDF
Publication page99af548c7e5b2358671b63c3476a914eccce21ecd1b4035538778f6fb2b84149
Manifest68a83808d2c540dcd7368e5cf8cd3ffa5a766b6ae8f659d82902f0670c2274a7

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
Signature54iJXWJEE/BeCzws51CrYttYl5ScZh4SomxSx5RDJ+JnCF8n1y5KGBFJnYnJexQuwLML+ZEqdveHRs/Ov4rNBA==
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

2026-09-17T10:29:15.074396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068234
observed 99af548c7e5b2358671b63c3476a914e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:15.056655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068234/manifest.json
observed 68a83808d2c540dcd7368e5cf8cd3ffa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:15.041567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068234/publication.md
observed 4ac1d0c8959bfbb439ae80c41986d0f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:15.023696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068234/publication.txt
observed 105ffdbdeefcc2384fae828ec9c74b97...
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.