OpenTechnical

OT-2026-000103184

Publication integrity record

Three cup vacuum gripper, three zone face, six 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-2026-000103184) never changes.

Identity and time

Publication numberOT-2026-000103184 · never reused
Internal UUID01a0aea4-be3e-7e7c-b991-f99707b2bb1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103184
StatusPUBLIC

Content hashes

Canonical texte44ab217785c88b9c7da1063ecd7b87d4c4d0bb600f778f617680808b0ae6f0f
Markdown3762c710ca21381117effc6f68fc8306f56feee30012f1fbd69b0501b0eb9c0a
PDF
Publication page509ef5b51ec099f6c397d83a81d2e0a5a73844433f8d6373b1a88b7292adeccf
Manifest522f78f3f7ac2d7f63369542b884acef74c53097d3bfcf008795ad761065f85c

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
SignatureF6KEsvlHRBZFtvh+jqk3emtk/LxOCrJJ4KNTidEaZnX3SjS/O767K03LdqnoWx3SBZf5Rp+W6ov+bWfP+EY9Aw==
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

2026-09-17T09:23:24.325446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103184
observed 509ef5b51ec099f6c397d83a81d2e0a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.306341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103184/manifest.json
observed 522f78f3f7ac2d7f63369542b884acef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.285123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103184/publication.md
observed 3762c710ca21381117effc6f68fc8306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:24.267734ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103184/publication.txt
observed e44ab217785c88b9c7da1063ecd7b87d...
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.