OpenTechnical

OT-2026-000039624

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000039624) never changes.

Identity and time

Publication numberOT-2026-000039624 · never reused
Internal UUID01a0ae78-d8d4-7988-b9e6-86cc112dc2d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039624
StatusPUBLIC

Content hashes

Canonical textb9fa4b6609e3287711019394968d69cb631ba474468b7c007ab37b8a08cbb845
Markdown24b96b738df5531aca442a61bfeb7f9beb699be483f5c70884117fd31e8ce539
PDF
Publication pagedf92472d809ad067ae1b31202924fe98974d9927a219d7943184a8bfc09f2e26
Manifest8eb5f5456361901670a4b4689600125e4118b42a451512ba668a95105ebcde23

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
SignaturewXf9fKa8ZoOX06Op7ANyUiCJ6HVgnE0N9WlOE568Y7h/roi9WYnBQdZ9JnrynigGd6M1lqQRs4oBANJLU+NwDg==
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

2026-09-17T11:19:47.699967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039624
observed df92472d809ad067ae1b31202924fe98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.682195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039624/manifest.json
observed 8eb5f5456361901670a4b4689600125e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.665723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039624/publication.md
observed 24b96b738df5531aca442a61bfeb7f9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:47.648579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039624/publication.txt
observed b9fa4b6609e3287711019394968d69cb...
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.