OpenTechnical

OT-2026-000101071

Publication integrity record

Three cup vacuum gripper, three zone face, four 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-2026-000101071) never changes.

Identity and time

Publication numberOT-2026-000101071 · never reused
Internal UUID01a0aea3-c377-7540-9083-324ad32af243 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101071
StatusPUBLIC

Content hashes

Canonical text84d4bde4df591bec7f55c9bfc09b58816c18702b9d8fd050e8f1eff9830a5c1c
Markdown77c5d10533e237e7465ab8e36b6e60f999c6fed0468869ff7b8f31a985440d72
PDF
Publication pageaffe2915bd079d1a01fa1352c2608aad32ee786f6d2109379d9f29887a54b4cc
Manifest36a6f63c179bce7961817b14fb20cbfc1b6aa2169a5022f129a3589a9fc4e6d0

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
SignaturelcnWvFxWnMugKguGo6m3921ej1c92m3n3jC94CN46tPfRc3aagniZryxUSgknzlpZHK+C+T6ST5YGsPtp4pCBA==
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

2026-09-17T09:26:41.240775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101071
observed affe2915bd079d1a01fa1352c2608aad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:41.221941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101071/manifest.json
observed 36a6f63c179bce7961817b14fb20cbfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:41.204138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101071/publication.md
observed 77c5d10533e237e7465ab8e36b6e60f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:41.185460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101071/publication.txt
observed 84d4bde4df591bec7f55c9bfc09b5881...
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.