OpenTechnical

OT-2026-000078245

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, 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-2026-000078245) never changes.

Identity and time

Publication numberOT-2026-000078245 · never reused
Internal UUID01a0ae95-7c27-7d4b-adad-2130cdffc403 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078245
StatusPUBLIC

Content hashes

Canonical text138e72ac3d5b4e6429eb60955380921c04de939ca51f01b5361c5e28ce541410
Markdown79a0106a6015db077e02be60a52e7e137f0b843b96228e80dd2fa9fadfb062a6
PDF
Publication paged7d8e4bb74c9afa9a414fa2408e12e1a74e92b0b566d82b87bd53a846402c4c5
Manifestd046c00740b812b9b23408675137639b8e29d393a9248f461d8353bfa46efee4

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
SignaturevLAfmsOKSLJ0wLdQjr1zngDoj1YW+eEOzUGkBx6LzKRMOZCR+LBk1wHn06sTyOeBoTbnIxbDKTRph3Vbo1v8BA==
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

2026-09-17T10:06:11.817701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078245
observed d7d8e4bb74c9afa9a414fa2408e12e1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:11.798336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078245/manifest.json
observed d046c00740b812b9b23408675137639b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:11.778108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078245/publication.md
observed 79a0106a6015db077e02be60a52e7e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:11.760473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078245/publication.txt
observed 138e72ac3d5b4e6429eb60955380921c...
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.