OpenTechnical

OT-2026-000018367

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pulsed 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-2026-000018367) never changes.

Identity and time

Publication numberOT-2026-000018367 · never reused
Internal UUID01a0ae6e-b489-750d-8a64-7fa0222da890 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018367
StatusPUBLIC

Content hashes

Canonical textf2481eac63766200af26495c97efea0fc8e71656ec5e77ba519a8061ed7479c5
Markdown9593796d8560b3b1218321a1c63e3c8b22695bb948db694ebde2eb33d3663b9e
PDF
Publication page38c51bda28ba854677f353e3cb3ed7411755009dff3e3489431ed46ad8b1b53a
Manifest22d199dff32d9dd6b49316f4f325eb6a41903dbbeeadd32222b3d1e153ab392d

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
SignaturevAEk8HH4oNap6v0uAzunjbvuyXixDHLU+GRlMOlhjX29bTmGcspsTtIfkalkYR2qC3mdYzcwv3Tm77Sdw0+oBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:01:06.222483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018367
observed 38c51bda28ba854677f353e3cb3ed741...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:06.204575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018367/manifest.json
observed 22d199dff32d9dd6b49316f4f325eb6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:06.187982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018367/publication.md
observed 9593796d8560b3b1218321a1c63e3c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:06.171005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018367/publication.txt
observed f2481eac63766200af26495c97efea0f...
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.