OpenTechnical

OT-2026-000102472

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000102472) never changes.

Identity and time

Publication numberOT-2026-000102472 · never reused
Internal UUID01a0aea4-858a-7b4e-894a-74b4e8c82074 · 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-2026-000102472
StatusPUBLIC

Content hashes

Canonical textcc86323fc183894c8d5ad98dbe47ea2cf9464b81134f52749dabc8cdfbba97fa
Markdown2f254c5246a77fee5be8cbfd1e8fff473a8f1edaee0cbacd708eb9297030f8ea
PDF
Publication page582e9b1fe43aa21aacef31f1ce6bfc5cc0c27830243315007706258aca0ac06c
Manifest2a8e5411e1f7dd8a1a8e87758993d1e7081f48dab364cfe866b7f004af0a1a60

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
SignaturebD8QBuQ7JlTQXB+t6xQnez7JOrd1gW2+44abnFBc+wSrFKFiyFsYw5yQkbgFkmWFq4QiPtBVxQe75Ssc2KrTDg==
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

2026-09-17T09:23:37.408390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102472
observed 582e9b1fe43aa21aacef31f1ce6bfc5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:37.373492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102472/manifest.json
observed 2a8e5411e1f7dd8a1a8e87758993d1e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:37.355183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102472/publication.md
observed 2f254c5246a77fee5be8cbfd1e8fff47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:37.320863ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102472/publication.txt
observed cc86323fc183894c8d5ad98dbe47ea2c...
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.