OpenTechnical

OT-2026-000029366

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, 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-2026-000029366) never changes.

Identity and time

Publication numberOT-2026-000029366 · never reused
Internal UUID01a0ae73-5e20-7893-abe3-4c21c52beda8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:51.545382Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029366
StatusPUBLIC

Content hashes

Canonical textf104355824718174d7c2415de7e03a69543003421a2eaa7f4ce9858b18c20424
Markdown5d86727d678c4c58cf5cf5a56f49f207ff479cb66649f7f85c5aac333c6e9315
PDF
Publication page0ada8b9ef3fa4e856bda906eb0b7149bc6e47b20fdc9b45440a14bf8432d1975
Manifest3eebff9c92baa023a7df012dd07f485ba7a37f6511be3e89d06527e4c2993b4f

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
SignatureVMesA14xmu1zasGt5Win9jfXXdHWX09K0y4DpkfHcPPJ8ax+IY72R0N8oRifIp2Y2OLEruSFjUUvysel6TwECA==
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

2026-09-17T11:38:55.561496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029366
observed 0ada8b9ef3fa4e856bda906eb0b7149b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:55.541824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029366/manifest.json
observed 3eebff9c92baa023a7df012dd07f485b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:55.521557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029366/publication.md
observed 5d86727d678c4c58cf5cf5a56f49f207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:55.503237ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029366/publication.txt
observed f104355824718174d7c2415de7e03a69...
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.