OpenTechnical

OT-2026-000035944

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000035944) never changes.

Identity and time

Publication numberOT-2026-000035944 · never reused
Internal UUID01a0ae76-b4ca-76ca-90a6-70069175ce0a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035944
StatusPUBLIC

Content hashes

Canonical texta0b8c1e5afb4b3bf8bd1cf6267ecd7060736a8fb57fb2c8168f8577849890f2e
Markdown0850dda48993d42bc25691735f290aa4e7c81a4bc4b11d51b449be3882a95e4f
PDF
Publication page0d61c8b5a03ffad5475ac8eacef5271842c9e6ec8df91904efc69f88196f74fa
Manifest8d2a5fa9db27bccb630a4f28b71c06f20472047b2e31ece278f76fa1f3868fdf

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
SignatureRhhb4pM9W32uX3ZP/lGt5gn3SoHMUeQlUbbycpC+USFrgG5mTWfymqIZj4qiTPkpLGfE4tR9gTy3A/i+Kjz/AQ==
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

2026-09-17T11:27:47.878963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035944
observed 0d61c8b5a03ffad5475ac8eacef52718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.862099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035944/manifest.json
observed 8d2a5fa9db27bccb630a4f28b71c06f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.844418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035944/publication.md
observed 0850dda48993d42bc25691735f290aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:47.826991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035944/publication.txt
observed a0b8c1e5afb4b3bf8bd1cf6267ecd706...
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.