OpenTechnical

OT-2026-000062429

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented after 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-2026-000062429) never changes.

Identity and time

Publication numberOT-2026-000062429 · never reused
Internal UUID01a0ae8c-0abf-7cf6-b737-bc1c57a11da6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062429
StatusPUBLIC

Content hashes

Canonical texteb6b6d4d75bfa50c9a516a102a7c84ff262621ed1b1782a41c20374e5aa23062
Markdownc50f43545fded613075f4e1d1d38e0acf5cdb16326a4466fd93c8b741ca0dd9e
PDF
Publication pagea1ccb90b8212a743c73fb8c8d2871835e56e2044e8c3a076dd60f00161d5e46b
Manifestfc4fcbaeb59c0087ea41ba4c6e9736d18d85725a701ba7939aa8136abc5178cc

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
SignatureIxwVU3Uo5/L9wBuNXMPGANQQp7HDoVEaf3wrtIaPC+l8n2zrcelC4iaqf1WiqBrMdx0pcYgw5s6/zzKzajcpCQ==
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

2026-09-17T10:39:45.952372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062429
observed a1ccb90b8212a743c73fb8c8d2871835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:45.934844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062429/manifest.json
observed fc4fcbaeb59c0087ea41ba4c6e9736d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:45.915012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062429/publication.md
observed c50f43545fded613075f4e1d1d38e0ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:45.895879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062429/publication.txt
observed eb6b6d4d75bfa50c9a516a102a7c84ff...
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.