OpenTechnical

OT-2026-000100993

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100993) never changes.

Identity and time

Publication numberOT-2026-000100993 · never reused
Internal UUID01a0aea3-c377-7a2c-81d5-10f579a4ab05 · 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-2026-000100993
StatusPUBLIC

Content hashes

Canonical textaaafb3a3ed70397af31f915f222a4cc1f564b81de61ba84bdb24cbbc6426f678
Markdown0a6b74a45c441783900351c1363dad4856b7375d45b81567186666aadff83553
PDF
Publication page1de6cb25c9d00e6c47895997c4f2951286ebc9109196ae8ca02846c2a6868223
Manifest30847008426418ebe61424f7e551ffd684ee70aad3e8e19b998e5350a6abb378

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
Signature1eMAkCvsb+yq+eaz+U2QqESoJKBdS1UYL9F7ELDYZZ1ZL/32Dk+3g96BePsFOMhdNuTyCtN2kMLA3izv1G89BA==
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

2026-09-17T09:26:35.526399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100993
observed 1de6cb25c9d00e6c47895997c4f29512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:35.508061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100993/manifest.json
observed 30847008426418ebe61424f7e551ffd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:35.491587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100993/publication.md
observed 0a6b74a45c441783900351c1363dad48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:35.473643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100993/publication.txt
observed aaafb3a3ed70397af31f915f222a4cc1...
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.