OpenTechnical

OT-2026-000068360

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three 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-2026-000068360) never changes.

Identity and time

Publication numberOT-2026-000068360 · never reused
Internal UUID01a0ae90-2480-7a4b-a63d-bda4f986dadd · 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-2026-000068360
StatusPUBLIC

Content hashes

Canonical text305ba4f28171367b71942ff7ae42ec3bac1b263c0cc36c22012624e8dd2449ba
Markdown6ff745b07cee3aefa630f5e0abc951c921f5aa6d6e2d17cc6501348b8ba6d984
PDF
Publication page51da496f8bc88955ed5b07769ad149a6e0224acaa525bc43889f02d52c48f710
Manifest6e1d5b9e69a76e5b3c08a46b93b86043bbcd53137d413e6f250ca56faba7b602

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
SignatureVkpcTX6x/v+ig3rzB3YlrorKbkhJDF5k2GjBiQzqRibszD0SMUDv13U5qh60Ug0x5mqIDUgDIIDklb/Wp+nVBg==
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

2026-09-17T10:29:24.568793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068360
observed 51da496f8bc88955ed5b07769ad149a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.549484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068360/manifest.json
observed 6e1d5b9e69a76e5b3c08a46b93b86043...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.531914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068360/publication.md
observed 6ff745b07cee3aefa630f5e0abc951c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:24.513871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068360/publication.txt
observed 305ba4f28171367b71942ff7ae42ec3b...
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.